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How Do I Take a Screen Shot of a UIView?
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answered Feb 6 '10 at 23:38
Kendall Helmstetter GelnerKendall Helmstetter Gelner
72.5k2626 gold badges123123 silver badges146146 bronze badges
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Does Java have something like C#'s ref and out keywords?
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104
No, Java doesn't have something like C#'s ref and out keywords for passing by reference.
You c...
How do I convert Long to byte[] and back in java
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public static byte[] longToBytes(long x) {
buffer.putLong(0, x);
return buffer.array();
}
public static long bytesToLong(byte[] bytes) {
buffer.put(bytes, 0, bytes.length);
buffer.flip();//need flip
return buffer.getLong();
}
}
Since...
How to update a record using sequelize for node?
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110
I have not used Sequelize, but after reading its documentation, it's obvious that you are instan...
How do I check if the Java JDK is installed on Mac?
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190
javac -version in a terminal will do
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How to fix corrupted git repository?
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+200
As an alternative to CodeGnome's last option, if only the local repo is corrupted, and you know the url to the remote, you can use th...
Selecting only first-level elements in jquery
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10 Answers
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How do I pass a variable by reference?
...nge):
new_string = something_to_do_with_the_old_string(stuff_to_change[0])
stuff_to_change[0] = new_string
# then you could call it like
wrapper = [my_string]
use_a_wrapper_to_simulate_pass_by_reference(wrapper)
do_something_with(wrapper[0])
Although this seems a little cumbersome.
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Changing user agent on urllib2.urlopen
...to scripts. For example, Mozilla Firefox may identify itself as "Mozilla/5.0 (X11; U; Linux i686) Gecko/20071127 Firefox/2.0.0.11", while urllib2‘s default user agent string is "Python-urllib/2.6" (on Python 2.6).
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How can I add numbers in a Bash script?
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1010
For integers:
Use arithmetic expansion: $((EXPR))
num=$((num1 + num2))
num=$(($num1 + $num2...