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How to print colored text in Python?
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This somewhat depends on what platform you are on. The most common way to do this is by printing ANSI escape sequences. For a simple example, here's some python code from the blender build scripts:
class bcolors:
HEADER = '\033[9...
How to find all tables that have foreign keys that reference particular table.column and have values
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For what kind of DB is this useful? MySql?
– Cirelli94
Jan 9 '18 at 10:56
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Tuning nginx worker_process to obtain 100k hits per min
...e above conf file can server ~7.6K connections per sec, which is way above what @ablemike needs. However, worker_rlimit_nofile is a good directive to use, if ulimit is restrictive and you don't want to modify it.
– Ethan
May 24 '12 at 8:15
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How do I increase the scrollback buffer in a running screen session?
...creenrc (in home)
defscrollback and not scrollback (def stand for default)
What you need to know is if the file is not created ! You create it !
> cd ~ && vim .screenrc
And you add defscrollback 1000000 to it!
Or in one command
> echo "defscrollback 1000000" >> .screenrc
(if no...
Boolean literals in PowerShell
What are the boolean literals in PowerShell?
3 Answers
3
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How to force a web browser NOT to cache images
...he image:
<img src="foo.cgi?random=323527528432525.24234" alt="">
What the HTTP RFC says:
Cache-Control: no-cache
But that doesn't work that well :)
share
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improve this answer
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SQL Server IN vs. EXISTS Performance
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@MartinSmith I assume you know what you are talking about, but do you have any proof that the plans are always the same? If so, it'd clear up the decade-long disagreement here.
– MarredCheese
Jun 6 '19 at 5:16
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Matplotlib transparent line plots
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It really depends on what functions you're using to plot the lines, but try see if the on you're using takes an alpha value and set it to something like 0.5. If that doesn't work, try get the line objects and set their alpha values directly.
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IE9 jQuery AJAX with CORS returns “Access is denied”
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The jQuery.XDomainRequest.js plugin was exactly what I needed! I couldn't get the iexhr.js plugin to work for requests behind HTTP Basic Authentication, but XDomainRequest worked like a charm!
– James Ford
Jan 28 '13 at 12:52
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How can I return to a parent activity correctly?
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What worked for me was adding:
@Override
public boolean onOptionsItemSelected(MenuItem item) {
switch (item.getItemId()) {
case android.R.id.home:
onBackPressed();
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