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Bash Templating: How to build configuration files from templates with Bash?
...$ENV{$1} ? $ENV{$1} : $&/eg' < template.txt
to replace all ${...} strings with corresponding enviroment variables (do not forget to export them before running this script).
For pure bash this should work (assuming that variables do not contain ${...} strings):
#!/bin/bash
while read -r li...
How can I clear scrollback buffer in Tmux?
... it only works on local shells, because it sends the tmux clear-history as string to be written to the active pane. I've adapted it to: bind-key E send-keys "C-k" \; send-keys "C-u" \; send-keys "clear" \; send-keys "Enter" \; run-shell "sleep .3s; tmux clear-history"
– Santi ...
Simple way to encode a string according to a password?
Does Python have a built-in, simple way of encoding/decoding strings using a password?
19 Answers
...
Event on a disabled input
...vidual container of its own, if they aren't already laid out that way - an extra <span> or a <div>, say - just to make it easy to distinguish which disabled input was clicked).
The downside is that this trick unfortunately won't works for older browsers that don't support the pointer-...
How to find out what type of a Mat object is with Mat::type() in OpenCV
...our opencv matrices at runtime. I find it useful for debugging, at least.
string type2str(int type) {
string r;
uchar depth = type & CV_MAT_DEPTH_MASK;
uchar chans = 1 + (type >> CV_CN_SHIFT);
switch ( depth ) {
case CV_8U: r = "8U"; break;
case CV_8S: r = "8S"; break;...
How can I force Powershell to return an array when a call only returns one object?
...ve a Count property. Single objects (scalar) do not have a Count property. Strings have a length property so you might get false results, use the Count property:
if (@($serverIps).Count -le 1)...
By the way, instead of using a wildcard that can also match strings, use the -as operator:
[array]$s...
Difference between .on('click') vs .click()
...ar shortcut methods for "keyup", "focus", etc.)
The reason I'm posting an extra answer is to mention what happens if you call .click() with no parameters:
$("#whatever").click();
// is a shortcut for
$("#whatever").trigger("click");
Noting that if you use .trigger() directly you can also pass ex...
How to remove all namespaces from XML with C#?
...f) and complete recursion function to work properly.
Based on interface:
string RemoveAllNamespaces(string xmlDocument);
I represent here final clean and universal C# solution for removing XML namespaces:
//Implemented based on interface, not part of algorithm
public static string RemoveAllName...
What exactly does git's “rebase --preserve-merges” do (and why?)
...e has to define what it means to replay a merge commit, and deal with some extra wrinkles
The most interesting part, conceptually, is perhaps in picking what the new commit's merge parents should be.
Replaying merge commits also require explicitly checking out particular commits (git checkout <...
Correct way to load a Nib for a UIView subclass
...sult = nil;
NSArray* elements = [[NSBundle mainBundle] loadNibNamed: NSStringFromClass([self class]) owner:self options: nil];
for (id anObject in elements)
{
if ([anObject isKindOfClass:[self class]])
{
result = anObject;
break;
}
}
...