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Can I use GDB to debug a running process?
...ined relationship
with the inferior it wants to call PTRACE_ATTACH on. By default,
this relationship is that of only its descendants when the above
classic criteria is also met. To change the relationship, an
inferior can call prctl(PR_SET_PTRACER, debugger, ...) to declare
an al...
fatal: could not read Username for 'https://github.com': No such file or directory
... works but it stores the user's github account password and let it be read by just typing git remote -v
– Jefferson Silva
Nov 18 '14 at 0:41
...
Postgresql 9.2 pg_dump version mismatch
...
That answer recommends removing software by deleting a folder. Here we're just recreating a symbolic link.
– Seth
Aug 29 '14 at 16:13
2
...
How to get the day of week and the month of the year?
...
One thing you can also do is Extend date object to return Weekday by:
Date.prototype.getWeekDay = function() {
var weekday = ["Sunday", "Monday", "Tuesday", "Wednesday", "Thursday", "Friday", "Saturday"];
return weekday[this.getDay()];
}
so, you can only call date.getWeekDay();
...
How can I make space between two buttons in same div?
...
Just put the buttons in a class ( class="btn-toolbar" ) as told by bro Miroslav Popovic.It works awesome.
<div class="btn-toolbar">
<button type="button" id="btnSubmit" class="btn btn-primary btn-sm">Submit</button>
<button type="button" id="btnCancel" clas...
jquery if div id has children
...ries using :parent cannot take advantage of the performance boost provided by the native DOM querySelectorAll() method. To achieve the best performance when using :parent to select elements, first select the elements using a pure CSS selector, then use .filter(":parent").
– Mil...
Function to convert column number to letter?
...olumnLetter(ColumnNumber As Long) As String
Dim n As Long
Dim c As Byte
Dim s As String
n = ColumnNumber
Do
c = ((n - 1) Mod 26)
s = Chr(c + 65) & s
n = (n - c) \ 26
Loop While n > 0
ColumnLetter = s
End Function
...
Windows equivalent of the 'tail' command
...
Commands such as P, S, etc. can only be input by the user at the prompt. They cannot be passed-in to the more command. Thus, the example above does not work
– Philibert Perusse
Jul 23 '12 at 22:16
...
C++: Rounding up to the nearest multiple of a number
...remainder;
}
Edit: Here's a version that works with negative numbers, if by "up" you mean a result that's always >= the input.
int roundUp(int numToRound, int multiple)
{
if (multiple == 0)
return numToRound;
int remainder = abs(numToRound) % multiple;
if (remainder == 0)
...
Multidimensional Array [][] vs [,] [duplicate]
...arate each dimension. The following piece of code declares a rectangular 3-by-3 two-dimensional array, initializing it with numbers from 0 to 8:
int [,] matrix = new int [3, 3];
for (int i = 0; i < matrix.GetLength(0); i++)
for (int j = 0; j < matrix.GetLength(1); j++)
matrix [i, ...