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Vim clear last search highlighting
...ters that hold text, sometimes for yanked data, sometimes for last search, etc. When you do a search, vim puts the pattern in the "/" register, which you reference using @/. You can also assign values to registers using @regname=value where regname is the is the name of the register. So, @/="" is si...
How to get browser width using JavaScript code?
...nerHeight;
var ow = window.outerWidth; //including toolbars and status bar etc.
var oh = window.outerHeight;
Both return integers and don't require jQuery. Cross-browser compatible.
I often find jQuery returns invalid values for width() and height()
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Java equivalent to #region in C#
...pse - can fold depending on the code types involved (constructors, imports etc.), but there's nothing quite like #region.
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Download data url file
... the same trick in other server side technologies, such as Python, ASP.NET etc
– Andrew Newdigate
Dec 16 '11 at 16:27
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Difference between null and empty (“”) Java String
...u can convert it to lower case, look up the index of some character in it, etc. The null string null is "no string at all." It doesn't have a length because it's not a string at all. Trying to apply any standard string operation to the null string will cause a NullPointerException at runtime.
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Recursively counting files in a Linux directory
...s).
Remarks:
the first line is a count of files, directories, symlinks, etc all together, that's why it is bigger than the second line.
the --dry-run (or -n for short) option is important to not actually transfer the files!
I used the -x option to "don't cross filesystem boundaries", which means ...
Exit single-user mode
...aced with an error message that the given database is in single user mode, etc.
– youcantryreachingme
Apr 10 '19 at 3:42
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How to increment datetime by custom months in python without using library [duplicate]
...t works just like timedelta but for calendar months rather than days/hours/etc.
Here's an example:
from monthdelta import MonthDelta
def prev_month(date):
"""Back one month and preserve day if possible"""
return date + MonthDelta(-1)
Compare that to the DIY approach:
def prev_month(dat...
Deserialize JSON with C#
...y (package) that remains all anonymous: "JSONObject["param"].JSONarray(5)" etc
– sports
Apr 4 '14 at 14:06
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How to programmatically determine the current checked out Git branch [duplicate]
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That can be used within $() and passed easily in Bash, Powershell, Perl, etc. It isn't fooled if you have several branches on the commit you are on, and if you currently aren't on a branch, it simply replies with "HEAD".
Alternatively, you can use
git symbolic-ref --short -q HEAD
Which will g...