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How to replace captured groups only?
...ding and following text:
str.replace(/(.*name="\w+)(\d+)(\w+".*)/, "$1!NEW_ID!$3")
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MySQL INSERT INTO table VALUES.. vs INSERT INTO table SET
... readability, and the elimination of typos caused by mixing up your column order when writing your VALUES clause. My gut tells me that on net the good outweighs the bad, but your judgement may differ.
– Mark Amery
Oct 18 '14 at 23:01
...
Missing include “bits/c++config.h” when cross compiling 64 bit program on 32 bit in Ubuntu
...
While compiling in RHEL 6.2 (x86_64), I installed both 32bit and 64bit libstdc++-dev packages, but I had the "c++config.h no such file or directory" problem.
Resolution:
The directory /usr/include/c++/4.4.6/x86_64-redhat-linux was missing.
I did the foll...
UITextView that expands to text using auto layout
...nstraint for UITextView's height, and I saved it in an instance variable.
_descriptionHeightConstraint = [NSLayoutConstraint constraintWithItem:_descriptionTextView
attribute:NSLayoutAttributeHeight
relatedBy:NSLayoutRelationEqual
...
Is “IF” expensive?
...
At the very lowest level (in the hardware), yes, ifs are expensive. In order to understand why, you have to understand how pipelines work.
The current instruction to be executed is stored in something typically called the instruction pointer (IP) or program counter (PC); these terms are synonym...
Is “else if” a single keyword?
...nt i;
}
So how is your slightly extended example parsed?
if
statement_0;
else
if
statement_1;
else
if
statement_2 ;
will be parsed like this:
if
{
statement_0;
}
else
{
if
{
statement_1;
}
else
{
if
{
statement_2 ;
...
Call ASP.NET function from JavaScript?
...pt, write the following code:
var pageId = '<%= Page.ClientID %>';
__doPostBack(pageId, argumentString);
This will call the 'RaisePostBackEvent' method in your code file with the 'eventArgument' as the 'argumentString' you passed from the JavaScript. Now, you can call any other event you l...
Any way to make a WPF textblock selectable?
...rWrapper(textContainer, tb, false);
IsReadOnlyProp.SetValue(editor._editor, true);
TextViewProp.SetValue(editor._editor, TextContainerTextViewProp.GetValue(textContainer));
return editor;
}
private readonly object _editor;
public TextEditorWrapper(object textCo...
MongoDB Aggregation: How to get total records count?
...te(array(
array('$match' => $document),
array('$group' => array('_id' => '$book_id', 'date' => array('$max' => '$book_viewed'), 'views' => array('$sum' => 1))),
array('$sort' => $sort),
// get total, AND preserve the results
array('$group' => array('_id' => nu...
Open a URL in a new tab (and not a new window)
... is a trick,
function openInNewTab(url) {
var win = window.open(url, '_blank');
win.focus();
}
In most cases, this should happen directly in the onclick handler for the link to prevent pop-up blockers, and the default "new window" behavior. You could do it this way, or by adding an event li...