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How to run a Python script in the background even after I logout SSH?
... run your script with something like supervise so that it can be restarted if (when) it dies.
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UICollectionView's cellForItemAtIndexPath is not being called
...ig.
[self.myCollectionViewFlowLayout setItemSize:CGSizeMake(320, 548)];
If I change the height to 410, it will execute cellForItemAtIndexPath.
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Increment value in mysql update query
...of light into the matter. Does PDO make that code smaller or more elegant? If so, please edit the answer or post one of your own where you show how it's better with PDO. Thanks.
– Camilo Martin
Jan 21 '13 at 19:06
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How to set the java.library.path from Eclipse
...or a whole Eclipse Project? I'm using a Java library that relies on OS specific files and need to find a .dll/ .so/ .jnilib . But the Application always exits with an error message that those files are not found on the library path.
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notifyDataSetChange not working from custom adapter
When I repopulate my ListView , I call a specific method from my Adapter .
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Perform an action in every sub-directory using Bash
...n a script that needs to perform an action in every sub-directory of a specific folder.
9 Answers
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How to print matched regex pattern using awk?
...lt is called a record, denoted by $0. At least read up the documentation.
If you only want to get print out the matched word.
awk '{for(i=1;i<=NF;i++){ if($i=="yyy"){print $i} } }' file
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Postgres could not connect to server
... -D /usr/local/var/postgres -- it will give you a much more verbose output if postgres fails to start.
In my case, running rm -rf /usr/local/var/postgres && initdb /usr/local/var/postgres -E utf8 removed my old databases and then reinitialized the postgres db schema.
Thanks to https://gi...
How to interpolate variables in strings in JavaScript, without concatenation?
...introduced in ES2015 (ES6).
Example
var a = 5;
var b = 10;
console.log(`Fifteen is ${a + b}.`);
// "Fifteen is 15.
How neat is that?
Bonus:
It also allows for multi-line strings in javascript without escaping, which is great for templates:
return `
<div class="${foo}">
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How to use int.TryParse with nullable int? [duplicate]
I am trying to use TryParse to find if the string value is an integer. If the value is an integer then skip foreach loop. Here is my code.
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