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gcc warning" 'will be initialized after'
I am getting a lot of these warnings from 3rd party code that I cannot modify.
Is there a way to disable this warning or at least disable it for certain areas (like #pragma push/pop in VC++)?
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How to get a list of repositories apt-get is checking? [closed]
...:
apt-add-repository << current.repos.list
Regarding getting repo from a package (installed or available), this will do the trick
apt-cache policy package_name |grep -m1 http| awk '{ print $2 " " $3 }'
However, that will show you the repository of the latest version available of that pac...
Why is require_once so bad to use?
...ce to analyse the system calls that are being made.
Before opening a file from require_once the following system calls are made:
time(NULL) = 1223772434
lstat64("/home", {st_mode=S_IFDIR|0755, st_size=4096, ...}) = 0
lstat64("/home/fbarnes", {st_mode=S_IFDIR|0755, st_s...
How to get the last char of a string in PHP?
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From PHP 7.1 you can do this (Accepted rfc for negative string offsets):
<?php
$silly = 'Mary had a little lamb';
echo $silly[-20];
echo $silly{-6};
echo $silly[-3];
echo $silly[-15];
echo $silly[-13];
echo $silly[-1];
ec...
How can I make the cursor turn to the wait cursor?
...arget a panel or specific controls
this.UseWaitCursor = true;//from the Form/Window instance
Application.DoEvents();//messages pumped to update controls
//execute a lengthy blocking operation here,
//bla bla ....
}
finally
{
...
How do I change permissions for a folder and all of its subfolders and files in one step in Linux?
... @BenoitDuffez if your goal is to also remove the executable bit from files, you can combine directives, like "a-x+rX" to remove "x" from everything and then set "r" to everything and "x" to directories only.
– nunks
Dec 19 '16 at 19:59
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How to dynamically create a class?
... to have a static base class or interface that your dynamic class inherits from and can be casted to. In that case you can modify GetTypeBuilder() method and change moduleBuilder.DefineType call to include the static type as the last parameter (is null now)
– danijels
...
Dealing with commas in a CSV file
... do this:
foo,"bar,baz"
Another important requirement to consider (also from the spec):
If double-quotes are used to enclose fields, then a double-quote
appearing inside a field must be escaped by preceding it with
another double quote. For example:
"aaa","b""bb","ccc"
...
How to check permissions of a specific directory?
...rested in manpages. That's where all people in here get their nice answers from.
refer to online man pages
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Stopping python using ctrl+c
... the python exception hierarchy and only catch exceptions that are derived from Exception.
#This is the wrong way to do things
try:
#Some stuff might raise an IO exception
except:
#Code that ignores errors
#This is the right way to do things
try:
#Some stuff might raise an IO exception
excep...