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Read/Write String from/to a File in Android
...Text. Then I want the same file to return the inputted text in String form and save it to another String which is to be used later.
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Can I export a variable to the environment from a bash script without sourcing it?
...to have the script, rather than setting an environment variable, print commands that will set the environment variable:
$ cat set-vars2.sh
#!/bin/bash
echo export FOO=BAR
$ eval "$(./set-vars2.sh)"
$ echo "$FOO"
BAR
A third approach is to have a script that sets your environment variable(s) inter...
Unicode Processing in C++
... mundane tasks like string length, capitalization status, etc. Never use standard library builtins like is_alpha unless that is the definition you want.
I can't say it enough: never iterate over the indices of a string if you care about correctness, always use your unicode library for this.
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indexOf method in an object array?
...ed every iteration anew. See also stackoverflow.com/questions/5349425/… and stackoverflow.com/questions/8452317/… However, if performance is not high prio it doesn't really matter.
– loother
Apr 20 '16 at 15:09
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How do I retrieve my MySQL username and password?
I lost my MySQL username and password. How do I retrieve it?
10 Answers
10
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CSS: center element within a element
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Set text-align:center; to the parent div, and margin:auto; to the child div.
#parent {
text-align:center;
background-color:blue;
height:400px;
width:600px;
}
.block {
height:100px;
width:200px;
text-align:left;
}
.center {
...
Getting the index of the returned max or min item using max()/min() on a list
I'm using Python's max and min functions on lists for a minimax algorithm, and I need the index of the value returned by max() or min() . In other words, I need to know which move produced the max (at a first player's turn) or min (second player) value.
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onclick open window and specific size
... height=SomeSize`);
return false;">Popup link</a>
Where width and height are pixels without units (width=400 not width=400px).
In most browsers it will not work if it is not written without line breaks, once the variables are setup have everything in one line:
<a href="/index2.php?...
Make a program run slowly
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Lower the priority using nice (and/or renice). You can also do it programmatically using nice() system call. This will not slow down the execution speed per se, but will make Linux scheduler allocate less (and possibly shorter) execution time frames, preem...
Default behavior of “git push” without a branch specified
I use the following command to push to my remote branch:
12 Answers
12
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