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Why does `a == b or c or d` always evaluate to True?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Str_replace for multiple items
I remember doing this before, but can't find the code. I use str_replace to replace one character like this: str_replace(':', ' ', $string); but I want to replace all the following characters \/:*?"<>| , without doing a str_replace for each.
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Getting the error “Missing $ inserted” in LaTeX
... mode (which is delimited by $ characters). Try escaping them; e.g. update\_element instead of update_element.
However, if you're trying to display code, a better solution would be to use the \verb command, which will typeset the text in a monospaced font and will automatically handle underscores a...
MySQL search and replace some text in a field
... part? And you do know that before you make any sweeping changes to a database you are supposed to back it up first?
– pdwalker
Jan 12 '17 at 6:35
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Installing pip packages to $HOME folder
... point. Unfortunately, there is a bug in Python 2.7 that causes PYTHONUSERBASE to be ignored for OS X framework builds. It'll be fixed for Python 2.7.3.
– Ned Deily
Aug 22 '11 at 8:02
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.NET / C# - Convert char[] to string
...oin("", chars);
//we get "a string"
// or for fun:
string s = string.Join("_", chars);
//we get "a_ _s_t_r_i_n_g"
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Simple example of threading in C++
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http://www.threadingbuildingblocks.org/
http://www.boost.org/doc/libs/1_37_0/doc/html/thread.html
Using boost::thread you'd get something like:
#include <boost/thread.hpp>
void task1() {
// do stuff
}
void task2() {
// do stuff
}
int main (int argc, char ** argv) {
using...
How to serialize a TimeSpan to XML
... this:
[XmlIgnore]
public TimeSpan TimeSinceLastEvent
{
get { return m_TimeSinceLastEvent; }
set { m_TimeSinceLastEvent = value; }
}
// XmlSerializer does not support TimeSpan, so use this property for
// serialization instead.
[Browsable(false)]
[XmlElement(DataType="duration", ElementNa...
AttributeError: 'datetime' module has no attribute 'strptime'
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Sadly - if you're adapting someone else's code base - it's not uncommon for some to do from datetime import datetime and for other systems it's just a import datetime as it expects datetime to be a module... ;)
– Jon Clements♦
Oct ...
Automatically add all files in a folder to a target using CMake?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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