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How to check if there exists a process with a given pid in Python?
... valid process? I'm getting a pid from a different source other than from os.getpid() and I need to check to see if a process with that pid doesn't exist on the machine.
...
How to gracefully handle the SIGKILL signal in Java
...er watcher program watch for your main program to go away or use a wrapper script. You could do with this with a shell script that polled the ps command looking for your program in the list and act accordingly when it disappeared.
#!/usr/bin/env bash
java TestShutdownHook
wait
# notify your other ...
What goes into your .gitignore if you're using CocoaPods?
...my experience. I check it all in because I don't have access to the build script for my CI host (business rule) and treat CocoaPods as a developer tool, not a build system or package manager.
– codepoet
May 5 '14 at 15:58
...
Do I use , , or for SVG files?
...t.
2014 update:
If you want a non-interactive svg, use <img> with script fallbacks
to png version (for older IE and android < 3). One clean and simple
way to do that:
<img src="your.svg" onerror="this.src='your.png'">.
This will behave much like a GIF image, and if your browser ...
How to split a dos path into its components in Python
I have a string variable which represents a dos path e.g:
19 Answers
19
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Structs in Javascript
... the prototype.
var o = {
'a': 3, 'b': 4,
'doStuff': function() {
alert(this.a + this.b);
}
};
o.doStuff(); // displays: 7
You could make a struct factory.
function makeStruct(names) {
var names = names.split(' ');
var count = names.length;
function constructor() {
for (var...
JavaScript get clipboard data on paste event (Cross browser)
...clipboardData.getData('Text');
// Do whatever with pasteddata
alert(pastedData);
}
document.getElementById('editableDiv').addEventListener('paste', handlePaste);
JSFiddle: https://jsfiddle.net/swL8ftLs/12/
Note that this solution uses the parameter 'Text' for the getData function, whi...
How to identify whether a file is normal file or directory
...
os.path.isdir() and os.path.isfile() should give you what you want. See:
http://docs.python.org/library/os.path.html
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Search and replace a line in a file in Python
... @Wicelo You need to close it to prevent leaking of the file descriptor. Here is a decent explanation: logilab.org/17873
– Thomas Watnedal
Sep 19 '14 at 11:52
1
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How to get all options of a select using jQuery?
...ions' object.
var myOpts = document.getElementById('yourselect').options;
alert(myOpts[0].value) //=> Value of the first option
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