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notifyDataSetChange not working from custom adapter
When I repopulate my ListView , I call a specific method from my Adapter .
11 Answers
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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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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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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 obtain the query string from the current URL with JavaScript?
...e
Notice that the browser support is still limited on this interface, so if you need to support legacy browsers, stick with the first example or use a polyfill.
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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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Find all files in a directory with extension .txt in Python
...)
or simply os.listdir:
import os
for file in os.listdir("/mydir"):
if file.endswith(".txt"):
print(os.path.join("/mydir", file))
or if you want to traverse directory, use os.walk:
import os
for root, dirs, files in os.walk("/mydir"):
for file in files:
if file.endswith...
kill -3 to get java thread dump
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Yes - at the point in time it is run. You can also specify -l (lowercase L) for a long listing that prints additional lock information
– Joshua McKinnon
Feb 2 '11 at 18:44
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How can I analyze Python code to identify problematic areas?
...I would like to produce a report about the health of the source code, identifying problem areas that need to be addressed.
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Find document with array that contains a specific value
If I have this schema...
10 Answers
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