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How to replace DOM element in place using Javascript?
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205
by using replaceChild():
<html>
<head>
</head>
<body>
<div>
...
Does PowerShell support constants?
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Use
Set-Variable test -option Constant -value 100
or
Set-Variable test -option ReadOnly -value 100
The difference between "Constant" and "ReadOnly" is that a read-only variable can be removed (and then re-created) via
Remove-Variable test -Force
whereas a constant...
What's the fastest way to read a text file line-by-line?
...ncreasing this will in general increase performance. The default size is 1,024 and other good choices are 512 (the sector size in Windows) or 4,096 (the cluster size in NTFS). You will have to run a benchmark to determine an optimal buffer size. A bigger buffer is - if not faster - at least not slow...
Aggregate / summarize multiple variables per group (e.g. sum, mean)
...t, year + month ~ variable, sum)
# year month x1 x2
1 2000 1 -80.83405 -224.9540159
2 2000 2 -223.76331 -288.2418017
3 2000 3 -188.83930 -481.5601913
4 2000 4 -197.47797 -473.7137420
5 2000 5 -259.07928 -372.4563522
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vertical alignment of text element in SVG
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Michael Currie
10.1k77 gold badges3535 silver badges5151 bronze badges
answered Sep 3 '12 at 15:14
Simon WestSimon We...
How to test if a string is JSON or not?
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50
JSON.parse(1234) OR JSON.parse(0) OR JSON.parse(false) OR JSON.parse(null) all will not raise Exception and will return true !!. do not use ...
How do function pointers in C work?
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1509
Function pointers in C
Let's start with a basic function which we will be pointing to:
int ad...
Does Android keep the .apk files? if so where?
...ata/app");
String[] files = appsDir.list();
for (int i = 0 ; i < files.length ; i++ ) {
Log.d(TAG, "File: "+files[i]);
}
}
It does lists the apks in my rooted htc magic and in the emu.
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Java lib or app to convert CSV to XML file? [closed]
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edited Feb 7 '13 at 10:36
CloudyMarble
33.8k2323 gold badges8989 silver badges126126 bronze badges
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What is time_t ultimately a typedef to?
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