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How do I find files with a path length greater than 260 characters in Windows?
...and then add a guide at position 260
In powershell cmd /c dir /s /b |? {$_.length -gt 260}
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When to use self over $this?
...on-static and static member variables:
<?php
class X {
private $non_static_member = 1;
private static $static_member = 2;
function __construct() {
echo $this->non_static_member . ' '
. self::$static_member;
}
}
new X();
?>
Here is an example of incorr...
How can I keep Bootstrap popovers alive while being hovered?
...: true,
animation: false
})
.on("mouseenter", function() {
var _this = this;
$(this).popover("show");
$(".popover").on("mouseleave", function() {
$(_this).popover('hide');
});
}).on("mouseleave", function() {
var _this = this;
setTimeout(function() {
if ...
Get the first element of each tuple in a list in Python [duplicate]
...
Use a list comprehension:
res_list = [x[0] for x in rows]
Below is a demonstration:
>>> rows = [(1, 2), (3, 4), (5, 6)]
>>> [x[0] for x in rows]
[1, 3, 5]
>>>
Alternately, you could use unpacking instead of x[0]:
res_li...
Converting a string to a date in JavaScript
...
function stringToDate(_date,_format,_delimiter)
{
var formatLowerCase=_format.toLowerCase();
var formatItems=formatLowerCase.split(_delimiter);
var dateItems=_date.split(_delimiter);
var monthIndex=f...
Reading Xml with XmlReader in C#
...parsing code looks something like this:
public class Account
{
string _accountId;
string _nameOfKin;
Statements _statmentsAvailable;
public void ReadFromXml( XmlReader reader )
{
reader.MoveToContent();
// Read node attributes
_accountId = reader.GetAtt...
not None test in Python [duplicate]
...r of the latter two, since val could potentially be of a type that defines __eq__() to return true when passed None.
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How to create a directory if it doesn't exist using Node.js?
...istsSync() isn't deprecated, exists() is though - nodejs.org/api/fs.html#fs_fs_existssync_path
– Ian Chadwick
Oct 18 '16 at 11:04
1
...
Get name of caller function in PHP?
...
See debug_backtrace - this can trace your call stack all the way to the top.
Here's how you'd get your caller:
$trace = debug_backtrace();
$caller = $trace[1];
echo "Called by {$caller['function']}";
if (isset($caller['class']))
...
What is Bit Masking?
...esult: 00000101b
Masking is implemented using AND, so in C we get:
uint8_t stuff(...) {
uint8_t mask = 0x0f; // 00001111b
uint8_t value = 0x55; // 01010101b
return mask & value;
}
Here is a fairly common use-case: Extracting individual bytes from a larger word. We define the high-...