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How to initialize an array's length in JavaScript?
... Array('4');
creates an array containing the value '4'.
Regarding your comment: In JS you don't need to initialize the length of the array. It grows dynamically. You can just store the length in some variable, e.g.
var data = [];
var length = 5; // user defined length
for(var i = 0; i < len...
Initializing a static std::map in C++
...y encapsulated in a library and the end user rarely needs to deal with the complexity.
– Steve Guidi
Nov 13 '09 at 18:09
45
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(Built-in) way in JavaScript to check if a string is a valid number
...NaN in the latest version of Chrome. See the performance test here: jsperf.com/isnan-vs-typeof/5
– Kevin Jurkowski
Jan 22 '14 at 0:59
24
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Cleanest way to write retry logic?
... +1, especially for the warning and error-checking. I'd be more comfortable if this passed in the type of the exception to catch as a generic parameter (where T: Exception), though.
– TrueWill
Oct 13 '09 at 22:55
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How to manually set an authenticated user in Spring Security / SpringMVC
... following this guidance should also see this related issue: stackoverflow.com/questions/4824395/…
– David Parks
Jan 31 '11 at 10:51
14
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Convert pem key to ssh-rsa format
I have a certificate in der format, from it with this command I generate a public key:
8 Answers
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How can I process each letter of text using Javascript?
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I find it hard to believe any modern JS compiler would re-calculate the length if the string hasn't been modified inside the loop. In every other language I'd happily do the length check in the test clause of the for loop, assuming the compiler knows best and would...
How to copy commits from one branch to another?
...d you can't use git rebase to move your wss branch to the right place, the command to grab a single commit from somewhere and apply it elsewhere is git cherry-pick. Just check out the branch you want to apply it on, and run git cherry-pick <SHA of commit to cherry-pick>.
Some of the ways reba...
Batch file: Find if substring is in string (not in a file)
...ou're looking on how to do string replacement in a FOR loop: stackoverflow.com/a/6310580/623622
– Czarek Tomczak
Jul 22 '12 at 8:44
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Is it possible to await an event instead of another async method?
...ro app, there's a button which kicks off a long-running process. So, as recommended, I'm using async/await to make sure the UI thread doesn't get blocked:
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