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What does a type followed by _t (underscore-t) represent?
... could cause some confusion. As well as size_t, the C89 standard defines wchar_t, off_t, ptrdiff_t, and probably some others I've forgotten. The C99 standard defines a lot of extra types, such as uintptr_t, intmax_t, int8_t, uint_least16_t, uint_fast32_t, and so on. These new types are formally d...
Regular expression to allow spaces between words
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tl;dr
Just add a space in your character class.
^[a-zA-Z0-9_ ]*$
Now, if you want to be strict...
The above isn't exactly correct. Due to the fact that * means zero or more, it would match all of the following cases that one would not usually mea...
How to repeat a string a variable number of times in C++?
...ng in C++. Is there any direct way to do this using either std::strings or char* strings?
8 Answers
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How to see the values of a table variable at debug time in T-SQL?
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DECLARE @v XML = (SELECT * FROM <tablename> FOR XML AUTO)
Insert the above statement at the point where you want to view the table's contents. The table's contents will be rendered as XML in the locals window, or you can add @v to the...
How can I disable ARC for a single file in a project?
... Flags. You can also add it to multiple files by holding the cmd button to select the files and then pressing enter to bring up the flag edit box. (Note that editing multiple files will overwrite any flags that it may already have.)
I created a sample project that has an example: https://github.com...
What's the difference between KeyDown and KeyPress in .NET?
...ctical difference between KeyDown and KeyPress is that KeyPress relays the character resulting from a keypress, and is only called if there is one.
In other words, if you press A on your keyboard, you'll get this sequence of events:
KeyDown: KeyCode=Keys.A, KeyData=Keys.A, Modifiers=Keys.None
Key...
Eclipse jump to closing brace
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edit: as mentioned by Romaintaz below, you can also get Eclipse to auto-select all of the code between two curly braces simply by double-clicking to the immediate right of a opening brace.
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Truststore and Keystore Definitions
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It is worth mentioning that KeyStore.load(InputStream is, char[] password) (docs) can take a null password and it then will give access to public certificates. That is, the code that wants to browse a truststore does not need to know it password (for very good reasons!)
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What is the difference between HAVING and WHERE in SQL?
What is the difference between HAVING and WHERE in an SQL SELECT statement?
20 Answers
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How to make certain text not selectable with CSS [duplicate]
...r my page has some centered text, but I do not want the user to be able to select it. Is there a way to do this with CSS?
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