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What does git push -u mean?
...entral one. That way, in the future, Git "knows" where you want to push to and where you want to pull from, so you can use git pull or git push without arguments. A little bit down, this article explains and demonstrates this concept.
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if else in a list comprehension [duplicate]
...d that if putting the condition in the beginning, then it requires both if and else (it must yield an element) - but putting it at the end, requires the if only (you can't put an else there).
– Jeppe
Dec 9 '18 at 13:07
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Cross-browser custom styling for file upload button [duplicate]
...visibility:hidden or display:none file-input). I've tested in emulated IE7 and up, and it worked perfectly.
You can't use <button>s inside <label> tags unfortunately, so you'll have to define the styles for the buttons yourself. To me, this is the only downside to this approach.
If t...
How to Pass Parameters to Activator.CreateInstance()
...ects using pre compiled lambda. Of course always performance is subjective and it clearly depends on each case if it's worth it or not.
Details about the issue on this article.
Graph is taken from the article and represents time taken in ms per 1000 calls.
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What is a postback?
I'm making my way into web development and have seen the word postback thrown around. Coming from a non-web based background, what does a new web developer have to know about postbacks? (i.e. what are they and when do they arise?)
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How to determine function name from inside a function
...when a shell function is executing. Assignments to FUNCNAME have no effect and return an error status. If FUNCNAME is unset, it loses its special properties, even if it is subsequently reset.
This variable can be used with BASH_LINENO and BASH_SOURCE. Each element of FUNCNAME has corresponding eleme...
Imitating a blink tag with CSS3 animations
..., it's much simpier. You can add webkit prefix to get it working in Chrome and Safari.
– m93a
Apr 15 '13 at 18:31
2
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Interface vs Abstract Class (general OO)
...nterviews where I've been asked about the differences between an Interface and an Abstract class. I have explained every aspect of them I could think of, but it seems they are waiting for me to mention something specific, and I don't know what it is.
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jQuery autocomplete tagging plug-in like StackOverflow's input tags? [closed]
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In order of activity, demos/examples available, and simplicity:
(demo) https://github.com/yairEO/tagify
(demo) https://github.com/aehlke/tag-it
(demo) http://ioncache.github.com/Tag-Handler/
(demo) http://textextjs.com/
(demo) https://github.com/webworka/Tagedit
(demo) h...
What is a “Bitmap heap scan” in a query plan?
...ference is that, rather than visiting every disk page, a bitmap index scan ANDs and ORs applicable indexes together, and only visits the disk pages that it needs to.
This is different from an index scan, where the index is visited row by row in order -- meaning a disk page may get visited multiple ...