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How to override to_json in Rails?
...oked to create the data structure, and then that hash is encoded as a JSON string using ActiveSupport::json.encode. This happens for all types: object, numeric, date, string, etc (see the ActiveSupport code).
ActiveRecord objects behave the same way. There is a default as_json implementation that c...
Calling Objective-C method from C++ member function?
... case for xcode project I open xcode project file throught TextEdit, found string which contents interest file, it should be like:
/* OnlineManager.cpp */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.cpp.cpp; path = OnlineManager.cpp; sourceTree = "<group>"; };
...
What does $1 [QSA,L] mean in my .htaccess file?
...ll be rewritten as index.php?url=olle).
QSA means that if there's a query string passed with the original URL, it will be appended to the rewrite (olle?p=1 will be rewritten as index.php?url=olle&p=1.
L means if the rule matches, don't process any more RewriteRules below this one.
For more co...
How to set transform origin in SVG
...ct to .attrs instead of repeating .attr for every attribute.
When using a string template literal, be aware of line-breaks as illustrated in the first example. This will include a newline in the output and may break your code.
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What is the Invariant Culture?
...l fail. However you can use the invariant culture to convert a number to a string and later parse it back from any computer with any culture set.
// Use some non-invariant culture.
CultureInfo nonInvariantCulture = new CultureInfo("en-US");
Thread.CurrentThread.CurrentCulture = nonInvariantCulture;...
Regex how to match an optional character
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Tim, your example works for both strings whether I have a letter in that position or not. Thanks.
– jim
Oct 24 '10 at 7:00
add a comm...
What is the purpose of a plus symbol before a variable?
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I just wonder which is more efficient, parse a string into an integer using the function parseInt or using the plus operator?
– acarlstein
Jul 23 '18 at 23:24
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Get event listeners attached to node using addEventListener
...ist=listeners[useCapture];useCapture++){
if(typeof(type)=="string"){// filtered by type
if(list[type]){
for(var id in list[type]){
result.push({"type":type,"listener":list[type][id],"useCapture":!!useCapture});
...
Git: Show all of the various changes to a single line in a specified file over the entire git histor
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@AndySong - If the string you are searching for is unique enough, perhaps you can just leave off the file name and still get what you're looking for.
– rob
Jul 21 '13 at 16:25
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How does one escape backslashes and forward slashes in VIM find/search?
For instance, if I wanted to a find and replace with strings containing backward or forward slashes, how would this be accomplished in vim? Thank you!
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