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Is the SQL WHERE clause short-circuit evaluated?
...0 is that it still evaluates @key = t.Key even when @key is null. In other words, it does not do efficient short circuiting when evaluating the WHERE clause.
I've seen people recommending a structure like your example as a way of doing a flexible query where the user can enter or not enter various ...
DistutilsOptionError: must supply either home or prefix/exec-prefix — not both
...: /path/to/my/project/, create a setup.cfg file in there and put the magic words inside:
[install]
prefix=
OK, now you sould be able to run pip's commands for that folder:
pip install package -t /path/to/my/project/
This command will run gracefully for that folder only. Just copy setup...
Override valueof() and toString() in Java enum
The values in my enum are words that need to have spaces in them, but enums can't have spaces in their values so it's all bunched up. I want to override toString() to add these spaces where I tell it to.
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Checking to see if one array's elements are in another array in PHP
...y supports variables; anything else will result in a parse error. In other words, the following will not work: empty(trim($name)). Instead, use trim($name) == false."
– grantwparks
Sep 19 '13 at 22:31
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switch case statement error: case expressions must be constant expression
...will be declared like this:
public static int main=0x7f030004;
In other words, the constants are not final in a library project.
Therefore your code would no longer compile.
The solution for this is simple: Convert the switch statement into an if-else statement.
public void onClick(View src)
{
...
How can I select random files from a directory in bash?
...aunted by newlines in file names :). Are they really that common? In other words, is there some tool that creates files with newlines in their name? Since as a user it is very difficult to create such a filename. Same for files coming from the internet
– Ciprian Tomoiagă
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C++ Best way to get integer division and remainder
...s a byte value, result is put to AL and remainder to AH. If divisor
is a word value, then DX:AX is divided by "src" and result is stored
in AX and remainder is stored in DX.
int c = (int)a / b;
int d = a % b; /* Likely uses the result of the division. */
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How to find out which version of the .NET Framework an executable needs to run?
...einstalled tool:
open application with notepad appname.exe,
search for word "framework",
repeat last search with F3 until .NET Framework,version=vX.Y shows up
if nothing found (versions below 3.0) search for v2. ... still 100 times easier then installing gigabytes of dot net analyzer tools and g...
JavaScript property access: dot notation vs. brackets?
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The code examples and wording of the summary look awfully familiar. dev-archive.net/articles/js-dot-notation
– Quentin
Feb 11 '11 at 11:31
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What is the purpose of the : (colon) GNU Bash builtin?
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@DennisWilliamson I was just going by the way the spec is worded. The implication is of course that regular builtins should also have a standalone version present.
– ormaaj
May 31 '12 at 4:47
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