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How do I get the backtrace for all the threads in GDB?
...apply all bt" -ex "detach" -ex "quit" > output.log, to avoid a question from gdb that blocks the command waiting for input.
– Mariano Paniga
Aug 12 at 12:52
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How do I add 24 hours to a unix timestamp in php?
... any English textual datetime description into a Unix timestamp.
examples from the manual are as below:
<?php
echo strtotime("now"), "\n";
echo strtotime("10 September 2000"), "\n";
echo strtotime("+1 day"), "\n";
echo strtotime("+1 week"), "\n";
echo strtotime("+1 week...
How do I ALTER a PostgreSQL table and make a column unique?
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I figured it out from the PostgreSQL docs, the exact syntax is:
ALTER TABLE the_table ADD CONSTRAINT constraint_name UNIQUE (thecolumn);
Thanks Fred.
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Formatting a float to 2 decimal places
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String.Format("{0:#,###.##}", value)
A more complex example from String Formatting in C#:
String.Format("{0:$#,##0.00;($#,##0.00);Zero}", value);
This will output “$1,240.00″ if passed 1243.50. It will output the same format but in parentheses if the number is negative, and will ...
Display HTML snippets in HTML
...3.2 and was not implemented in a consistent way. It was completely removed from the language in HTML5."
– Nick Rice
Aug 1 '18 at 8:40
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Google Maps API v3: Can I setZoom after fitBounds?
...asically I found that the 'zoom_changed' event prevented the UI of the map from "skipping" which happened when i waited for the 'idle' event.
Hope this helps somebody!
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Python Create unix timestamp five minutes in the future
...roundtrip delta for any time zone besides UTC: e.g. ` time.mktime(datetime.fromtimestamp(time.mktime(time.gmtime(0))).timetuple())` gives 21600.0 seconds (6 hours) instead of 0.0 for my unix machine's TZ
– hobs
Nov 5 '13 at 23:55
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How to vertically center a div for all browsers?
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i also had to remove margins/padding from body
– Ben
Apr 21 '18 at 22:14
Works w...
How to align a to the middle (horizontally/width) of the page [duplicate]
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Flexbox solution is the way to go in/from 2015. justify-content: center is used for the parent element to align the content to the center of it.
HTML
<div class="container">
<div class="center">Center</div>
</div>
CSS
.container {
di...
How To Set Text In An EditText
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@MarceloLacerda It does expose setText(CharSequence), from its superclass TextView. So I'm not really sure why is this the most upvoted & accepted answer?
– Hendy Irawan
Jan 29 '18 at 5:23
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