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Color in git-log
...olor when interpolating %d (decoration), %h (short commit
object name), etc. for terminal output.)
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DateTime.ToString() format that can be used in a filename or extension?
... since the list of files cannot be sorted by name to get them in date time order. Most-significant to least significant should be the order of the day.
– Bernhard Hofmann
Mar 16 '18 at 12:19
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How to gzip all files in all sub-directories into one compressed file in bash
...e tarred up/extracted, for example if I run
cd ~
tar -cvzf passwd.tar.gz /etc/passwd
tar: Removing leading `/' from member names
/etc/passwd
pwd
/home/myusername
tar -xvzf passwd.tar.gz
this will create
/home/myusername/etc/passwd
unsure if all versions of tar do this:
Removing leading `/...
“Prevent saving changes that require the table to be re-created” negative effects
...new column
Change the Allow Nulls setting for a column
Change the column order in the table
Change the column data type
Using ALTER is safer, as in case the metadata is lost while you re-create the table, your data will be lost.
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How to determine a Python variable's type?
...I see the type of a variable whether it is unsigned 32 bit, signed 16 bit, etc.?
17 Answers
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SQL Server: Filter output of sp_who2
....dbo.sysprocesses sp
JOIN master.dbo.sysdatabases sd ON sp.dbid = sd.dbid
ORDER BY spid
Now you can easily add any ORDER BY or WHERE clauses you like to get meaningful output.
Alternatively, you might consider using Activity Monitor in SSMS (Ctrl + Alt + A) as well
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How to handle button clicks using the XML onClick within Fragments
... could just do this:
Activity:
Fragment someFragment;
//...onCreate etc instantiating your fragments
public void myClickMethod(View v) {
someFragment.myClickMethod(v);
}
Fragment:
public void myClickMethod(View v) {
switch(v.getId()) {
// Just like you were doing
}
} ...
Maintain git repo inside another git repo
...as git repos in their own right, with their own commits, origins, history, etc.
– Damien Wilson
Jan 11 '11 at 16:10
2
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Using only CSS, show div on hover over
...his answer doesn't require that you know the what type of display (inline, etc.) the hideable element is supposed to be when being shown:
.hoverable:not(:hover) + .show-on-hover {
display: none;
}
<a class="hoverable">Hover over me!</a>
<div class="show-on-hover">I'm a...
Create a dictionary with list comprehension
...for k, v in blahs}
And we see that it worked, and should retain insertion order as-of Python 3.7:
>>> mydict
{'blah0': 'blah', 'blah1': 'blah', 'blah2': 'blah', 'blah3': 'blah'}
In Python 2 and up to 3.6, order was not guaranteed:
>>> mydict
{'blah0': 'blah', 'blah1': 'blah', 'bl...