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How to access the first property of a Javascript object?
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@T Nguyen I would post it if i knew it :)
– Grzegorz Kaczan
Feb 4 '14 at 21:13
5
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python list by value not by reference [duplicate]
...e. an assertion should fail) in a new question? Most likely, you're not modifying the list itself, but its elements. Create a deep copy if you want a new list whose elements are copies as well.
– phihag
May 28 '17 at 20:28
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What is the difference between `new Object()` and object literal notation?
What is the difference between this constructor-based syntax for creating an object:
11 Answers
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Is jQuery “each()” function synchronous?
...urn false" information.
var all_ok=true;
$(selector).each(function(){
if(!validate($(this))){
all_ok=false; //this tells the outside world something went wrong
return false; //this breaks the .each iterations, returning early
}
});
if(!all_ok){
alert('something went wron...
Fastest method of screen capturing on Windows
...e GDI, but I'm curious whether there are other ways to go about this, and, if there are, which incurs the least overhead? Speed is a priority.
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Can I catch multiple Java exceptions in the same catch clause?
... catch (IOException | SQLException ex) {
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}
Remember, though, that if all the exceptions belong to the same class hierarchy, you can simply catch that base exception type.
Also note that you cannot catch both ExceptionA and ExceptionB in the same block if ExceptionB is inherited, either dir...
Should I embed images as data/base64 in CSS or HTML
...page or style sheet get loaded.
Base64 encoding bloats image sizes by 33%.
If served in a gzipped resource, data: images are almost certainly going to be a terrible strain on the server's resources! Images are traditionally very CPU intensive to compress, with very little reduction in size.
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Pandas - Get first row value of a given column
...could use:
In [30]: df_test['Btime'].iloc[0]
Out[30]: 1.2
There is a difference between df_test['Btime'].iloc[0] (recommended) and df_test.iloc[0]['Btime']:
DataFrames store data in column-based blocks (where each block has a single
dtype). If you select by column first, a view can be returned...
How to include() all PHP files from a directory?
...hod is not good when requiring classes that are extending a base class: eg if BaseClass shows up in the array AFTER ExtendedClass, it wont work!
– Carmageddon
May 13 '13 at 16:12
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Is there a command to undo git init?
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Thanks Mathew, but can you expound on "if you just inited it"- what if i've done some stuff since, a few commits etc, would simply removing this be a problem?
– Yarin
Jul 9 '10 at 12:23
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