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When to use std::size_t?
...odel size or index in an array. size_t conveys semantics: you immediately know it represents a size in bytes or an index, rather than just another integer.
Also, using size_t to represent a size in bytes helps making the code portable.
...
Host 'xxx.xx.xxx.xxx' is not allowed to connect to this MySQL server
...ut this line. For my example, I'll say the actual server is on 10.1.1.7)
Now access the MySQL Database on your actual server (say your remote address is 123.123.123.123 at port 3306 as user 'root' and I want to change permissions on database 'dataentry'. Remember to change the IP Address, Port, a...
Visual Studio build fails: unable to copy exe-file from obj\debug to bin\debug
...e reason, changing the version to 2.0.0.0 made things work again. I don't know if it's a Windows 7 specific thing (I've only been using it for 3-4 weeks), or if it's random, or what, but it fixed it for me. I'm guessing that VS was keeping a handle on each file it generated, so it would know how to ...
Nested or Inner Class in PHP
...(method_exists($this, $method)) {
/* The method exists so now we want to know if the
* caller is a child of our Package class. If not we throw an exception
* Note: This is a kind of a dirty way of finding out who's
* calling the me...
AWS S3 copy files and folders between two buckets
...
You can now do it from the S3 admin interface. Just go into one bucket select all your folders actions->copy. Then move into your new bucket actions->paste.
...
git rebase, keeping track of 'local' and 'remote'
...mits on the new 'our' B branch:
x--x..x..x..x <- old "theirs" commits, now "ghosts", available through reflogs
\
\
\--y--y--y--x'--x'--x'(*) <- branch B with HEAD updated ("ours")
^
|
upstream branch
Note: the "upstream" notion is the ...
How do I find the next commit in git? (child/children of ref)
...
The creator for Hudson (now Jenkins) Kohsuke Kawaguchi just published (November 2013):
kohsuke / git-children-of:
Given a commit, find immediate children of that commit.
#!/bin/bash -e
# given a commit, find immediate children of that commit.
...
Maven Run Project
...See mojohaus.org/exec-maven-plugin/usage.html for the latest version As of now it's 1.6.0
– user1053510
Oct 24 '17 at 6:19
...
wkhtmltopdf: cannot connect to X server
...Extract it and move it to /usr/local/bin/
Rename it to wkhtmltopdf so that now you have an executable at /usr/local/bin/wkhtmltopdf
Set permissions: sudo chmod a+x /usr/local/bin/wkhtmltopdf
Install required support packages.
sudo apt-get install openssl build-essential xorg libssl-dev
Check to s...
Text-align class for inside a table
...
<p class="text-justify">Justified text.</p>
<p class="text-nowrap">No wrap text.</p>
Bootstrap 4
v4 Text Alignment Docs
<p class="text-xs-left">Left aligned text on all viewport sizes.</p>
<p class="text-xs-center">Center aligned text on all viewport ...