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How can I initialize base class member variables in derived class constructor?
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144
You can't initialize a and b in B because they are not members of B. They are members of A, th...
What does %5B and %5D in POST requests stand for?
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As per this answer over here: str='foo%20%5B12%5D' encodes foo [12]:
%20 is space
%5B is '['
and %5D is ']'
This is called percent encoding and is used in encoding special characters in the url parameter values.
EDIT By the way as I was reading https://developer.mo...
URL query parameters to dict python
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193
Use the urllib.parse library:
>>> from urllib import parse
>>> url = "http:...
javax.xml.bind.UnmarshalException: unexpected element (uri:“”, local:“Group”)
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14 Answers
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Which iOS app version/build number(s) MUST be incremented upon App Store release?
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10 Answers
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How do I unset an element in an array in javascript?
...rray.
If you know the key you should use splice i.e.
myArray.splice(key, 1);
For someone in Steven's position you can try something like this:
for (var key in myArray) {
if (key == 'bar') {
myArray.splice(key, 1);
}
}
or
for (var key in myArray) {
if (myArray[key] == 'bar...
How to list out all the subviews in a uiviewcontroller in iOS?
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171
You have to recursively iterate the sub views.
- (void)listSubviewsOfView:(UIView *)view {
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MySQL: What's the difference between float and double?
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106
They both represent floating point numbers. A FLOAT is for single-precision, while a DOUBLE is...
Reload the path in PowerShell
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215
Just to bring Rob's comment to light:
$env:Path = [System.Environment]::GetEnvironmentVariable...
How to remove the lines which appear on file B from another file A?
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If the files are sorted (they are in your example):
comm -23 file1 file2
-23 suppresses the lines that are in both files, or only in file 2. If the files are not sorted, pipe them through sort first...
See the man page here
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