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edit] Which regular expressions are supported by CMake?

CMake FAQ - KitwarePublic
When using MATCHES or MATCHALL in an IF command, or using any of the STRING(REGEX ...) commands, CMake expects regular expressions, not globs (wild cards). CMake uses the same regular expression engine above all platforms. Here are the meanings of the metacharacters: ^ Matches at beginning of a line $ Matches at end of a line .
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What are "regular expressions"?

Apache Server Frequently Asked Questions
Regular expressions are a way of describing a pattern - for example, "all the words that begin with the letter A" or "every 10-digit phone number" or even "Every sentence with two commas in it, and no capital letter Q". Regular expressions (aka "regex"s) are useful in Apache because they let you apply certain attributes against collections of files or resources in very flexible ways - for example, all .gif and .jpg files under any "images" directory could be written as /\/images\/.*(jpg|gif)$/.
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Q15. What regular expressions are supported?

Single UNIX Specification FAQ
Both Basic Regular Expressions (BREs) and Extended Regular Expressions (EREs) are supported and are described in XBD, Chapter 9, Regular Expressions and all of the utilities and interfaces that use regular expressions refer back to this definition. The functions regcomp() and regexec() in XSH, Chapter 3, System Interfaces implement regular expressions as defined in the Single UNIX Specification.
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edit] What is CMake?

CMake FAQ - KitwarePublic
CMake is a cross-platform, open-source make system. CMake is used to control the software compilation process using simple platform-independent and compiler-independent configuration files. CMake generates native makefiles and workspaces that can be used in the compiler environment of your choice. CMake is quite sophisticated: it is possible to support complex environments requiring system configuration, preprocessor generation, code generation, and template instantiation.
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Can I supply additional regular expressions to DenyHosts?

DenyHosts Frequently Asked Questions
Yes. New in v1.1.5, DenyHosts adds the ability for the user to specify additional regular expressions that can be used to locate possible break-in attempts. The USERDEF_FAILED_ENTRY_REGEX can be specified repeatedly. Each value must contain a single regular expression that includes a host regular expression group and optionally a user group. It is assumed that the end user is familiar with regular expressions in order to take advantage of this feature.
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edit] Can I do "make uninstall" with CMake?

CMake FAQ - KitwarePublic
By default, CMake does not provide the "make uninstall" target, so you cannot do this. We do not want "make uninstall" to remove useful files from the system. If you want an "uninstall" target in your project, then nobody prevents you from providing one. You need to delete the files listed in install_manifest.txt file. Here is how to do it. First create file cmake_uninstall.cmake.in in the top-level directory of the project: IF(NOT EXISTS "@CMAKE_CURRENT_BINARY_DIR@/install_manifest.
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WinEdt.org -- Help & Documentation -- FAQ
Regular expressions are constructs that look like comic-book expletives but can be wondrously powerful tools. Using Regular Expressions you can find (and replace) text that matches a certain pattern. Some characters have a special meaning: F.i. the character ? stands for "any (single) character". So, if you wanted to find all four-letter words that begin and end with "t" (tart, text, tilt etc.) you would search for t??t. You can also tag expressions to reuse them. F.i.
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edit] I want a new feature in CMake. What should I do?

CMake FAQ - KitwarePublic
Please make sure to look at the old feature requests not to include duplicates, include detailed instructions of the feature and proposed implementation.
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Can I search with regular expressions?

Blazon Search - Searchable Armories
No. Regular expressions were an option, but both the search time due to server overhead and the steep learning curve for the average user have made us decide to drop the idea. However, you will find that the equal sign option offers ample power and flexibility to your search.
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Is there support for regular expressions in Tea?

Tea Trove Project - FAQ
What is the easiest way to execute a template, but write the output to a file, to be used as static HTML. The Tea Template Language document has a section titled "Java Integration". The SimpleTea example shows how to integrate with the Tea compiler and runtime. This example outputs to a String, but it can easily be adapted to write to files.
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What are Regular Expressions (RegExp)?

PSPad - FAQ - ?????????????????????????? ???????????????? ??...
Very powerful addition to the Find command. I used: Caption=[A-Z]\w+ to find all lines with Caption followed by = and a Capital Letter, followed by any letters and a space. Then F3 gave me the next. Learn them! There is an explanation of how to use Regular Expressions here.
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Where can I get more information about regular expressions?

Frequently Asked Questions
There are many regular expression engines. ORF uses PCRE engine (Perl-Compatible Regular Expressions), which implements (almost) the same syntax and semantics as Perl 5 (see http://www.pcre.org and http://www.pcre.org/pcre.txt [warning! large file] for documentation). Note that it is not the same engine used by Perl, Java or the .NET Framework.
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How do these filters work? What are Regular Expressions anyway?

Mailfilter - Frequently Asked Questions and Answers
With Mailfilter you can define your own filter rules to determine which e-mails are considered waste and what should be downloaded into your local computer. Such rules are defined by using Regular Expressions. It is very common for these kinds of programs to employ this technique because of its great flexibility.
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Can I have modifiers in my stoplist regular expressions?

AnnoCPAN - Ngram
NSP actually checks each regular expression one by one. Unfortunately if the list of regex's is very long, this becomes too slow computationally, and so instead we actually concatenate all the regular expressions to form one big regex, which is then used to do the matching. For example given the regexes above, they will be combined into a single regex, like so: and then this regex is used to do the matching.
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Is it possible to use regular expressions?

jellytools: Jellytools FAQ
Yes, it is! You only need to set org.netbeans.jemmy.util.RegExComparator as default and then you are able to use all valid regular expression patterns (see java.util.regex.Pattern javadoc for instance): RegExComparator regExComparator = new RegExComparator(); Check if you run your test case internally in IDE. UI test based on jelly can work only if it is executed in the same JVM as tested application because it allows to use all Java API for test purposes.
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edit] Windows is well-supported through regular security updates. Do these exist for GNU/Linux too?

Switching to GNU/Linux FAQ - BinaryFreedom.INFO
When security problems are found in any software package that's part of your distribution, you are notified about the availability of an update and can install it with the click of button. In fact, updating your software is even easier than with Windows: All the software packages ??" not only the operating system itself ??" can be installed, uninstalled, and updated through the same easy-to-use interface.
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How do I use Perl Regular Expressions?

LinkScan Frequently Asked Questions
Perl is supplied with extensive documentation. Enter perldoc perlre at a shell or DOS prompt to display the section covering Perl Regular Expressions. HTML versions are available at many locations including this version of Perl Regular Expressions.
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You use regular expressions for naming conventions, how do I find out more about them?

VB Law frequently asked questions.
We provide a basic overview and reference for regular expressions in Appendix 2 of the VB Law Administrator help file. For further explanations, there are many web sites offering information about the use of regular expressions (just perform a search for 'Regular Expressions' in any search engine).
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How Can I Use Regular Expressions with PL/SQL?

G Frequently Asked Questions About PL/SQL
You can test or manipulate strings using the built-in functions REGEXP_INSTR, REGEXP_REPLACE, and REGEXP_SUBSTR. Oracle's regular expression features use characters like '.', '*', '^', and '$' that you might be familiar with from UNIX or Perl programming. For multi-language programming, there are also extensions such as '[:lower:]' to match a lowercase letter, instead of '[a-z]' which does not match lowercase accented letters.
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Some regular expressions result in quicker searches than others. Why is this?

Bare Metal Software > BareTailPro > FAQ
Generally speaking, the performance characteristics of any regular expression or simple search string are the same. The only exception is that regular expressions with capturing groups (the round brackets) can be much slower than those without, in the worst case. This is a challenging problem in theoretical computer science. Nevertheless, we've put considerable time and effort into optimising regex search performance capturing groups.
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When should regular expressions be put directly into a BNF production?

The JavaCC FAQ
First read Question 4.16, '' What does it mean to put a regular expression within a BNF production?'' . For regular expressions that are simply strings, you might as well put them directly into the BNF productions, and not bother with defining them in a regular expression production.6 For more complex regular expressions, it is best to give them a name, using a regular expression production. There are two reasons for this. The first is error reporting.
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What features can I use in Sawmill's regular expressions?

Sawmill: Frequently Asked Questions (FAQ)
You can use whatever's documented (Regular Expressions), and possibly more. How much more you can use depends on your platform. For full details, see Regular Expression Features.
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edit] Is Inkscape ready for regular users to use?

FAQ - Inkscape Wiki
Yes! While Inkscape does not have all the features of the leading vector editors, the latest versions provide for a large portion of basic vector graphics editing capabilities. People report successfully using Inkscape in a lot of very different projects (web graphics, technical diagrams, icons, creative art, logos, maps).
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edit] What is the most recent version covered by the Mastering CMake book?

CMake FAQ - KitwarePublic
The Mastering CMake version 2.2 book thoroughly covers CMake 2.2.3 and earlier. Since the printing of the book CMake 2.4 has been released but the book is by no means out of date. Updated FIND_PATH, FIND_PROGRAM, and FIND_FILE commands to be more powerful (cmake --help-command FIND_PATH)
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edit] I set a cmake variable in my environment, but it didn't change anything. Why?

CMake FAQ - KitwarePublic
CMake build settings are stored in the CMake cache corresponding to a project's build tree. They are called CMake "cache entries" and have no relation to your command shell's environment variables. Use a CMake GUI (CMakeSetup on Windows or ccmake on UNIX) or the wizard mode (cmake -i) to edit cache entries. Initial values may also be specified for a build by using the -D command line argument to cmake when it is first run to produce a new build tree.
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edit] I change CMAKE_C_COMPILER in the GUI but it changes back on the next configure step. Why?

CMake FAQ - KitwarePublic
Once a build tree is created with a given compiler it cannot be changed. There are a variety of implementation reasons for this policy. In order to choose a different compiler create a new build tree and set the CC and CXX environment variables to the compiler you want before running CMake.
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edit] I run an out-of-source build but CMake generates in-source anyway. Why?

CMake FAQ - KitwarePublic
This means that there is a CMakeCache.txt file in the source tree, possibly as part of an existing in-source build. If CMake is given the path to a directory with a CMakeCache.txt file, it assumes the directory is a build tree. Therefore if one runs "cmake ../mysrc" to build out-of-source but there is a mysrc/CMakeCache.txt file then cmake will treat mysrc as the build tree. This is a side-effect of the feature that allows "cmake ." to be used to regenerate a build tree.
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