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Is calculating an MD5 hash less CPU intensive than SHA family functions?
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Yes, MD5 is somewhat less CPU-intensive. On my Intel x86 (Core2 Quad Q6600, 2.4 GHz, using one core), I get this in 32-bit mode:
MD5 411
SHA-1 218
SHA-256 118
SHA-512 46
and this in 64-bit mode:
MD5 407
SHA-1 3...
Convert an image to grayscale in HTML/CSS
... filter: gray; /* IE6-9 */
-webkit-filter: grayscale(1); /* Google Chrome, Safari 6+ & Opera 15+ */
filter: grayscale(1); /* Microsoft Edge and Firefox 35+ */
}
/* Disable grayscale on hover */
img:hover {
-webkit-filter: grayscale(0);
filter: none;
}
<img src="http://lore...
How to see the changes between two commits without commits in-between?
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That worked for me, but now, How can I apply my.patch to other branch?
– nacho4d
Jun 2 '11 at 2:53
2
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AngularJS ng-class if-else expression
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Use nested inline if-then statements (Ternary Operators)
<div ng-class=" ... ? 'class-1' : ( ... ? 'class-2' : 'class-3')">
for example :
<div ng-class="apt.name.length >= 15 ? 'col-md-12' : (apt.name.length >= 10 ? 'col-md-6' : 'col-md-4')...
ASP.NET MVC Relative Paths
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Awesome, this really got me out of a bind. Thanks!
– Jared
Jan 6 '09 at 4:55
2
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Run batch file as a Windows service
...ommand prompt / terminal as administrator:
nssm install "YourCoolServiceNameLabel"
then a dialog will appear so you can choose where is the file you want to run.
to uninstall
nssm remove "YourCoolServiceNameLabel"
shar...
Is it valid to replace http:// with // in a ?
I have the following element:
14 Answers
14
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“No X11 DISPLAY variable” - what does it mean?
...display of that machine and it's running X, then you can use "ssh -X hostname" to connect to that host, and ssh will forward the X display back. ssh will also make sure that the DISPLAY environment variable is set correctly (providing it isn't being messed with in the various dot files I mentioned ...
biggest integer that can be stored in a double
...t integer that can be stored in a double without losing precision is the same as the largest possible value of a double. That is, DBL_MAX or approximately 1.8 × 10308 (if your double is an IEEE 754 64-bit double). It's an integer. It's represented exactly. What more do you want?
Go on, ask me wh...
Password masking console application
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Oh I thought \b \b will take me two places back. Nevertheless this seems to be working prfecttly.
– Mohammad Nadeem
Aug 4 '10 at 10:16
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