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Career day in kindergarten: how to demonstrate programming in 20 minutes? [closed]
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I've done this before.
I laid down a lot of paper towels on a table, and got out a loaf of (cheap) bread, a small tub of butter, a small jar of jelly, and a plastic butter knife.
I said to the kids, "How many of you think compute...
CA2202, how to solve this case
...ied again that this code does not generate the warning, while the original one does.
In the original code, CryptoStream.Dispose() and MemoryStream().Dispose() are actually called twice (which may or may not be a problem).
The modified code works as follows: references are set to null, as soon as r...
UIView Infinite 360 degree rotation animation?
...ew 360 degrees, and have looked at several tutorials online. I could get none of them working, without the UIView either stopping, or jumping to a new position.
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What is the difference between XMLHttpRequest, jQuery.ajax, jQuery.post, jQuery.get
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Each one of them uses XMLHttpRequest. This is what the browser uses to make the request. jQuery is just a JavaScript library and the $.ajax method is used to make a XMLHttpRequest.
$.post and $.get are just shorthand versions of ...
How to make my font bold using css?
...nswered Jun 13 '09 at 18:00
erenonerenon
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How can I build a small operating system on an old desktop computer? [closed]
... know writing an operating system is unbearably complicated (especially by oneself).
20 Answers
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Get the first item from an iterable that matches a condition
...xt(x for x in the_iterable if x > 3)
If you want default_value (e.g. None) to be returned instead:
next((x for x in the_iterable if x > 3), default_value)
Note that you need an extra pair of parentheses around the generator expression in this case − they are needed whenever the generato...
What does it mean by select 1 from table?
...ere a circumstantially compelling reason not to).
EDIT
There actually is one case which I forgot about until just now. In the case where you are trying to determine existence of a value in the database from an outside language, sometimes SELECT 1 FROM TABLE_NAME will be used. This does not offer s...
IntelliJ: Working on multiple projects
...tion was good. You shouldn't use three instances of intellij. You can open one Project and add other 'parts' of application as Modules. Add them via project browser, default hotkey is alt+1
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Selenium wait until document is ready
Can anyone let me how can I make selenium wait until the time the page loads completely? I want something generic, I know I can configure WebDriverWait and call something like 'find' to make it wait but I don't go that far. I just need to test that the page loads successfully and move on to next pag...