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Storing SHA1 hash values in MySQL
...);
With million of records binary(20) takes 44.56M, while char(40) takes 64.57M.
InnoDB engine.
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Click button copy to clipboard using jQuery
...zohan reported in the comments below, there is some strange issue with the 64-bit version of Google Chrome in some cases (running the file locally). This issue seems to be fixed with the non-jQuery solution above.
Madzohan tried in Safari and the solution worked but using document.execCommand('Selec...
Android emulator and virtualbox cannot run at same time
...yker, what the answer says is that emulators that run with CPU/ABI x86/x86_64 is a lot faster, but uses the same KVM (Kernel-based Virtual Machine) as VitualBox. Creating an emulator with another CPU, like arm64, will not conflict with VirtualBox, but emulator is a lot slower.
–...
In Windows cmd, how do I prompt for user input and use the result in another command?
... stackoverflow.com/questions/19950620/… and stackoverflow.com/questions/664957/…
– Instantsoup
May 9 '16 at 22:02
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How to undo a git pull?
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ss64.com/ps/syntax-esc.html I think you have wanted to type HEAD@`{1`}, or for that matter do what works on POSIX shells too: 'HEAD@{1}'
– sehe
Feb 15 '13 at 15:38
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How does C compute sin() and other math functions?
..., this is the code that actually runs when you call sin() on a typical x86-64 Linux system. It is apparently faster than the fsin assembly instruction. Source code: sysdeps/ieee754/dbl-64/s_sin.c, look for __sin (double x).
This code is very complex. No one software algorithm is as fast as possible...
What is a reasonable length limit on person “Name” fields?
...e Marguerite LaFleche" (39-bytes-length).
– user1154664
Nov 3 '12 at 20:51
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How do I initialize a byte array in Java?
...UID using the specified data. mostSigBits is used for the most significant 64 bits of the UUID and leastSigBits becomes the least significant 64 bits of the UUID.
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How to set an “Accept:” header on Spring RestTemplate request?
... String notEncoded = user + ":" + password;
String encodedAuth = Base64.getEncoder().encodeToString(notEncoded.getBytes());
HttpHeaders headers = new HttpHeaders();
headers.setContentType(MediaType.APPLICATION_JSON);
headers.add("Authorization", "Basic " + encodedAuth);
return ...
Find objects between two dates MongoDB
... Dinei
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answered May 31 '10 at 13:04
ponzaoponzao
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