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SVN+SSH, not having to do ssh-add every time? (Mac OS)
...y that this is a Mac thing, not a universal Unix thing. On Ubuntu, ssh-add can't take a -K argument.
– Mark Amery
Jan 14 '14 at 14:48
2
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Git fails when pushing commit to github
...po (edited- or the size of a particular file) you are trying to push.
Basically I was able to create new repos and push them to github. But an existing one would not work.
The HTTP error code seems to back me up it is a 'Length Required' error. So maybe it is too large to calc or greated that the...
Is it a bad practice to use negative margins in Android?
...ive margins had unspecified behavior.
In 2011, @RomainGuy stated that you can use negative margins on LinearLayout and RelativeLayout.
In 2016, @RomainGuy stated that they have never been officially supported and won't be supported by ConstraintLayout.
It is easy to work around this limitation ...
How to delete multiple files at once in Bash on Linux?
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Bash supports all sorts of wildcards and expansions.
Your exact case would be handled by brace expansion, like so:
$ rm -rf abc.log.2012-03-{14,27,28}
The above would expand to a single command with all three arguments, and be equivalent to typing:
$ ...
Check if a folder exist in a directory and create them using C#
How can I check if directory C:/ contains a folder named MP_Upload , and if it does not exist, create the folder automatically?
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Throwing exceptions from constructors
...body who creates the object of mutex has to remember that init() has to be called. I feel it goes against the RAII principle.
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How to set commands output as a variable in a batch file
...e USEBACKQ so that if you have a string to insert or a long file name, you can use your double quotes without screwing up the command.
Now if your output will contain multiple lines, you can do this
SETLOCAL ENABLEDELAYEDEXPANSION
SET count=1
FOR /F "tokens=* USEBACKQ" %%F IN (`command`) DO (
SE...
How to check an Android device is HDPI screen or MDPI screen?
...@SteD is it possible to tell what a device is going to be? eg consider the case where the dpi is 140 in the middle of the bucket range? does it round down or up?
– wal
Jun 29 '16 at 6:12
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Formatting a float to 2 decimal places
... a sales module for a clients website. So far I have got the sale price to calculate perfectly but where I have come stuck is formatting the output to 2 decimal places.
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make: Nothing to be done for `all'
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Sometimes "Nothing to be done for all" error can be caused by spaces before command in makefile rule instead of tab. Please ensure that you use tabs instead of spaces inside of your rules.
all:
<\t>$(CC) $(CFLAGS) ...
instead of
all:
$(CC) $(CFLAGS) ...
...