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Keep file in a Git repo, but don't track changes
...ed should not be abused for an ignore mechanism. [...] it is not a promise by Git that Git will always consider these paths are unmodified---if Git can determine a path that is marked as assume-unchanged has changed without incurring extra lstat(2) cost, it reserves the right to report that the path...
Why should I use version control? [closed]
... your code?
Wanted to see how much work is being done, and where, when and by whom?
Wanted to experiment with a new feature without interfering with working code?
In these cases, and no doubt others, a version control system should make your life easier.
To misquote a friend: A civilised tool ...
Limit number of characters allowed in form input text field
...racters that will be accepted as input. This can be greater that specified by SIZE , in which case the field
will scroll appropriately. The default is unlimited.
<input type="text" maxlength="2" id="sessionNo" name="sessionNum" onkeypress="return isNumberKey(event)" />
However, this may ...
How to send commands when opening a tmux session inside another tmux session?
...to send your prefix keystroke to (the process running in) the active pane. By default, the prefix is C-b and C-b is bound to send-prefix (so that hitting it twice sends a single C-b to the active pane). This is just what we need to access the bindings of the inner tmux instance.
The first C-b is ca...
C# member variable initialization; best practice?
... constructor does not run field initializers, since it knows they are done by the this(...) ctor.
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Is there a JavaScript function that can pad a string to get to a determined length?
...Test
See the jsPerf test here.
And this is faster than ES6 string.repeat by 2x as well, as shown by the revised JsPerf here
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Controlling a USB power supply (on/off) with Linux
.... Now you'll need to wait for the device to become idle, which is governed by the particular device driver. The driver needs to support it, otherwise the device will never reach this state. Unluckily, now the user has no chance to force this. However, if you're lucky and your device can become idle,...
JavaScript arrays braces vs brackets
...on: myObject["someValue"] or myObject.someValue . The empty object created by {} will of course not have those properties, but you can assign to them in the same way: myObject.someValue = "hello!"
– johusman
Feb 26 '11 at 20:39
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Understand homebrew and keg-only dependencies
...tructions to use the files in /usr/local/Cellar. That's done automatically by brew install when a formula specifies keg-only dependencies.
Formulas that specify keg-only dependencies make sure that the equivalent system libraries are not used. Your installation of vips is linked against a specific ...
Is mathematics necessary for programming? [closed]
...9 years old and it would be a stretch to say I had learnt much mathematics by that stage. However, with a bit of effort I was able to understand variables, for loops, goto statements (forgive me, I was Vic 20 BASIC and I hadn't read any Dijkstra yet) and basic co-ordinate geometry to put graphics on...