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What is the HEAD in git?
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@e-satis: That's not regex. The ^ is just git's notation for "the commit before" - that's the commit before the current one. (If the current is a merge, it uses the first parent.)
– Cascabel
Mar 27 '10 at 16:41
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What algorithm does Readability use for extracting text from URLs?
For a while, I've been trying to find a way of intelligently extracting the "relevant" text from a URL by eliminating the text related to ads and all the other clutter.After several months of researching, I gave it up as a problem that cannot be accurately determined. (I've tried different ways but ...
jQuery .on function for future elements, as .live is deprecated [duplicate]
I need to add a handler for the click event of future <div> elements, that don't exist yet. Normally, I would use jQuery's .live function to handle this, but it seems that it is now deprecated in favor of .on .
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What is hashCode used for? Is it unique?
... return a sequence of number. Can I use this hashcode to identify an item? For example I want to identify a picture or a song in the device, and check it whereabout. This could be done if the hashcode given for specific items is unique.
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Load RSA public key from file
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Below is the relevant information from the link which Zaki provided.
Generate a 2048-bit RSA private key
$ openssl genrsa -out private_key.pem 2048
Convert private Key to PKCS#8 format (so Java can read it)
$ openssl pkcs8 -topk...
Practical usage of setjmp and longjmp in C
...ons can be used practically in embedded programming? I know that these are for error handling. But I'd like to know some use cases.
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C/C++中的段错误（Segmentation fault） - C/C++ - 清泛网 - 专注C/C++及内核技术
...t and protection in the operating system. It has been superseded by paging for most purposes, but much of the terminology of segmentation is still used, "segmentation fault" being an example. Some operating systems still have segmentation at some logical level although paging is used as the main mem...
Ignoring time zones altogether in Rails and PostgreSQL
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The data type timestamptz is the short name for timestamp with time zone.
The other option timestamp is short for timestamp without time zone.
timestamptz is the preferred type in the date/time family, literally. It has typispreferred set in pg_type, which can be relev...
How can I add comments in MySQL?
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Is there any general best practice or style guideline for when to use these different syntaxes? Obviously the last one is ideal for multi-line comments, but is there any rule of thumb for single-line comments?
– StockB
Nov 21 '16 at 16:26
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Building an MFC project for a non-Unicode character set is deprecated ...
Building an MFC project for a non-Unicode character set is deprecatedVS2013多字节工程问题使用VS2013编译旧版VC++程序时，提示Building an MFC project for a non-Unicode character set is depreca...VS2013多字节工程问题
使用VS2013编译旧版VC++程序时，提示Building an MF...