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CSS: how to add white space before element's content?
...nicode of a non breaking space :
p:before { content: "\00a0 "; }
See JSfiddle demo
[style improved by @Jason Sperske]
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Simplest way to profile a PHP script
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@Supernovah, user457015 did say PHP 5.4. He did not say it was broken on PHP 5.3.
– magnus
Oct 22 '15 at 23:24
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Why is it wrong to use std::auto_ptr with standard containers?
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You should also consider the boost pointer containers, if you don't need shared ownership.
– me22
Sep 10 '09 at 16:34
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Are static fields open for garbage collection?
...arbage collected. The exception is String pool.
So before you suddenly decide to do
private static MyGiantClass myGiantObject = new MyGiantClass()
Think twice as I have learnt the hard way.
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How do I interactively unstage a particular hunk in git?
...tash pop to get back the old changes, and diff to apply the changes you undid. Quite cumbersome... :-(
– Aasmund Eldhuset
Mar 4 '11 at 1:02
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Checking oracle sid and database name
I want to check SID and current database name.
6 Answers
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How to select first and last TD in a row?
...orking but your solution worked perfectly
– Mirza Obaid
Feb 13 at 6:10
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How to send file contents as body entity using cURL
...a text file to the Slack Webhook api and for some reason the above answer did not work. Anywho, this is what finally did the trick for me:
curl -X POST -H --silent --data-urlencode "payload={\"text\": \"$(cat file.txt | sed "s/\"/'/g")\"}" https://hooks.slack.com/services/XXX
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Random row selection in Pandas dataframe
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df_0.7 is not a valid name. Moreover, I suggest replacing df_rest = df.loc[~df.index.isin(df_0_7.index)] with df_rest = df.loc[df.index.difference(df_0_7.index)].
– Pietro Battiston
May 1 '18 at 15:24
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How to retrieve a single file from a specific revision in Git?
...e $REV $file | cut -d " " -f 3 | cut -f 1)::
git-ls-tree lists the object ID for $file in revision $REV, this is cut out of the output and used as an argument to git-cat-file, which should really be called git-cat-object, and simply dumps that object to stdout.
Note: since Git 2.11 (Q4 2016), you ...