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How does the Comma Operator work
...semicolon. The difference is that two expressions separated by a semicolon form two separate statements, while comma-separation keeps all as a single expression. This is why comma operator is sometimes used in the following scenarios:
C syntax requires an single expression, not a statement. e.g. i...
Difference between UIViewContentModeScaleAspectFit and UIViewContentModeScaleToFill?
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How to convert a byte array to a hex string in Java?
...ere are many unprintable elements. What I need is the exact hexcode in the form of: 3a5f771c
27 Answers
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How to make “if not true condition”?
...ave written).
Also, looking at your code as is, your use of the $( ... ) form of cmd-substitution is to be commended, but think about what is coming out of the process. Try echo $(cat /etc/passwd | grep "sysa") to see what I mean. You can take that further by using the -c (count) option to grep an...
.Net HttpWebRequest.GetResponse() raises exception when http status code 400 (bad request) is return
...e response actually returned by the server. Is there any way to get this information?
– Mark Watts
Nov 7 '12 at 9:52
@...
How to auto-center jQuery UI dialog when resizing browser?
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Your first suggestion worked form and @Ellesedil 's answer did not.
– akousmata
Aug 28 '14 at 14:08
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pull/push from multiple remote locations
... saying is that "git remote add foo ssh://foo.bar/baz" creates a shorthand form, but I still need to loop over them with a "git pull", or loop over them with a "git merge" (what's the syntax here, after a "git remove update"?) Won't this shorthand name also work for "git push"? I.e. can't I "git pu...
Position geom_text on dodged barplot
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Vertically centering a div inside another div [duplicate]
...lution with the widest support. Table-layout will impact your rendering performance so I would suggest that you use one of the more modern solutions.
Here is an example
Tested in:
FF3.5+
FF4+
Safari 5+
Chrome 11+
IE9+
HTML
<div class="cn"><div class="inner">your content</d...
Checking from shell script if a directory contains files
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This worked for me, but I can't format this d*mn message!!! <br>export tmp=/bin/ls <some_dir>/* 2> /dev/null if [ ! -z "$tmp" ]; then echo Something is there fi
– AndrewStone
May 25 '11 at 20:00
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