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Asp.net - Add blank item at top of dropdownlist
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Opening a folder in explorer and selecting a file
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50
Use this method:
Process.Start(String, String)
First argument is an application (explorer.exe...
Changing Vim indentation behavior by file type
...ation).
This is described here: http://vimdoc.sourceforge.net/htmldoc/usr_05.html#05.4, scroll down to the section on filetype plugins.
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How to remove certain characters from a string in C++?
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140
string str("(555) 555-5555");
char chars[] = "()-";
for (unsigned int i = 0; i < s...
How/When does Execute Shell mark a build as failure in Jenkins?
...Shell build step is what determines the success/failure of the Build Step. 0 - success, anything else - failure.
Note, this is determining the success/failure of the build step, not the whole job run. The success/failure of the whole job run can further be affected by multiple build steps, and post-...
How to filter specific apps for ACTION_SEND intent (and set a different text for each app)
... List<ResolveInfo> resInfo = pm.queryIntentActivities(sendIntent, 0);
List<LabeledIntent> intentList = new ArrayList<LabeledIntent>();
for (int i = 0; i < resInfo.size(); i++) {
// Extract the label, append it, and repackage it in a LabeledIntent
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Disable Auto Zoom in Input “Text” tag - Safari on iPhone
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504
The browser will zoom if the font-size is less than 16px and the default font-size for form ele...
Getting all types that implement an interface
... reflection, how can I get all types that implement an interface with C# 3.0/.NET 3.5 with the least code, and minimizing iterations?
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Selectors in Objective-C?
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answered Apr 10 '09 at 19:42
Adam RosenfieldAdam Rosenfield
347k9090 gold badges477477 silver badges564564 bronze badges
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Most efficient way to determine if a Lua table is empty (contains no entries)?
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Your code is efficient but wrong. (Consider {[false]=0}.) The correct code is
if next(myTable) == nil then
-- myTable is empty
end
For maximum efficiency you'll want to bind next to a local variable, e.g.,
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local next = next
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... if next(...) ...
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