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Print PHP Call Stack
I'm looking for a way to print the call stack in PHP.
15 Answers
15
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How can i tell if an object has a key value observer attached
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Put a try catch around your removeObserver call
@try{
[someObject removeObserver:someObserver forKeyPath:somePath];
}@catch(id anException){
//do nothing, obviously it wasn't attached because an exception was thrown
}
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Lazy Method for Reading Big File in Python?
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To write a lazy function, just use yield:
def read_in_chunks(file_object, chunk_size=1024):
"""Lazy function (generator) to read a file piece by piece.
Default chunk size: 1k."""
while True:
data = file_object.read(chunk_size)
if not data:
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How can I recall the argument of the previous bash command?
Is there a way in Bash to recall the argument of the previous command?
7 Answers
7
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How do I get the path of the Python script I am running in? [duplicate]
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os.path.realpath(__file__) will give you the path of the current file, resolving any symlinks in the path. This works fine on my mac.
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Using new line(\n) in string and rendering the same in HTML
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Set your css in the table cell to
white-space:pre-wrap;
document.body.innerHTML = 'First line\nSecond line\nThird line';
body{ white-space:pre-wrap; }
shar...
How to replace NaN values by Zeroes in a column of a Pandas Dataframe?
...olumn, select just that column. in this case I'm using inplace=True to actually change the contents of df.
In [12]: df[1].fillna(0, inplace=True)
Out[12]:
0 0.000000
1 0.570994
2 0.000000
3 -0.229738
4 0.000000
Name: 1
In [13]: df
Out[13]:
0 1
0 NaN 0.0000...
Attach parameter to button.addTarget action in Swift
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I appreciate everyone saying use tags, but really you need to extend the UIButton class and simply add the object there..
Tags are a hopeless way round this. Extend the UIButton like this (in Swift 4)
import UIKit
class PassableUIButton: UIButton{
var params: Dic...
Restoring Nuget References?
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Try re-installing the packages.
In the NuGet Package Manager Console enter the following command:
Update-Package -Reinstall -ProjectName Your.Project.Name
If you want to re-install packages and restore references for the whole soluti...
What is the difference between bool and Boolean types in C#
...an alias for System.Int32. See a full list of aliases here: Built-In Types Table (C# Reference).
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