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List of tables, db schema, dump etc using the Python sqlite3 API
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107
You can fetch the list of tables and schemata by querying the SQLITE_MASTER table:
sqlite> ...
Get the device width in javascript
...esktop browsers I use the following:
var width = (window.innerWidth > 0) ? window.innerWidth : screen.width;
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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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Sublime Text 2 - Show file navigation in sidebar
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10 Answers
10
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The new keyword “auto”; When should it be used to declare a variable type? [duplicate]
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auto s = x * x; //square
auto c = x * x * x; //cube
for(int i = 0; i < 5 ; i++ )
std::cout << s(i) << ", " << c(i) << std::endl;
Output:
0, 0
1, 1
4, 8
9, 27
16, 64
Now compare the above code with the following equivalent code which doesn't use auto:
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Free XML Formatting tool [closed]
...Config\tidy\TIDYCFG.INI,
find the entry [Tidy: Reindent XML] and add wrap:0 so that it looks like this:
[Tidy: Reindent XML]
input-xml: yes
indent:yes
wrap:0
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A generic list of anonymous class
In C# 3.0 you can create anonymous class with the following syntax
22 Answers
22
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How to make code wait while calling asynchronous calls like Ajax [duplicate]
...re the callbacks are inappropriate, for example: webview.clearData({since: 0}, clearDataType, function(){ ... // recreate fresh webview }); will pose a resource hog (chrome will create a new copy of local storage waiting until old one will be freed from references from inside callback which will nev...
Execute a terminal command from a Cocoa app
...ndardOutput = pipe;
An explanation is here: https://web.archive.org/web/20141121094204/https://cocoadev.com/HowToPipeCommandsWithNSTask
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List of lists into numpy array
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205
If your list of lists contains lists with varying number of elements then the answer of Ignacio...