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Adding a new array element to a JSON object
...ad to push the element.
elementToPush = [1, 2, 3]
if (!obj.arr) this.$set(obj, "arr", [])
obj.arr.push(elementToPush)
(This answer may not be relevant to this particular question, but may help
someone else)
...
Git Diff with Beyond Compare
... can be used to determine whether the merge was successful. If this is not set to true then the merge target file timestamp is checked and the merge assumed to have been successful if the file has been updated, otherwise the user is prompted to indicate the success of the merge.
...
String.IsNullOrWhiteSpace in LINQ Expression
...yables<T> backed by different LINQ providers do not support the same set of functions.
However, there are some workarounds (like Phil's answer), which modify the query. Also, as a more general approach it is possible to drop back to an IEnumerable<T> before continuing with the specifica...
How to limit setAccessible to only “legitimate” uses?
The more I learned about the power of java.lang.reflect.AccessibleObject.setAccessible , the more astonished I am at what it can do. This is adapted from my answer to the question ( Using reflection to change static final File.separatorChar for unit testing ).
...
Returning JSON from a PHP Script
...
While you're usually fine without it, you can and should set the Content-Type header:
<?php
$data = /** whatever you're serializing **/;
header('Content-Type: application/json');
echo json_encode($data);
If I'm not using a particular framework, I usually allow some request para...
Bind TextBox on Enter-key press
...);
static InputBindingsManager()
{
}
public static void SetUpdatePropertySourceWhenEnterPressed(DependencyObject dp, DependencyProperty value)
{
dp.SetValue(UpdatePropertySourceWhenEnterPressedProperty, value);
}
public static DependencyProperty GetUpdatePrope...
C++ map access discards qualifiers (const)
...because the current overload was built with the goal of both returning and setting key values.
Instead, you can use:
VALUE = map.find(KEY)->second;
or, in C++11, you can use the at() operator:
VALUE = map.at(KEY);
s...
When should I use the “strictfp” keyword in java?
...xpression, all
intermediate values must be elements
of the float value set or the double
value set, implying that the results
of all FP-strict expressions must be
those predicted by IEEE 754 arithmetic
on operands represented using single
and double formats. Within an
expression that...
Renaming table in rails
...so you may want to specify the table name in the ActiveRecord model using "set_table_name :bar".
– Aditya Sanghi
Jan 8 '11 at 10:27
1
...
Is it possible to set the stacking order of pseudo-elements below their parent element? [duplicate]
...t */
}
<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>Position a pseudo-element below its parent</title>
</head>
<body>
<div id="element">
</div>
</body>
</html>
...