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What do 'real', 'user' and 'sys' mean in the output of time(1)?
...
GitHub upstream.
outputs something like:
real 0m1.003s
user 0m0.001s
sys 0m0.003s
The same holds for programs blocked on IO becoming available.
For example, the following program waits for the user to enter a character and press enter:
#include <stdio.h>
#include <stdlib....
How to apply specific CSS rules to Chrome only?
...media screen and (-webkit-min-device-pixel-ratio:0)
and (min-resolution:.001dpcm) {
div{top:0;}
}
/* Chrome 22-28 */
@media screen and(-webkit-min-device-pixel-ratio:0) {
.selector {-chrome-:only(;
property:value;
);}
}
JavaScript Solution
if (navigator.appVersion.indexOf("Chr...
Why is string concatenation faster than array join?
... users are on a fast browser and either option you choose will gain them 0.001s, but 10% of your users will gain 2s if you choose to penalize the other users out of that 0.001s... the decision is clear. if you can't see it, i am sorry for whoever you code for.
– gcb
...
Why would finding a type's initializer throw a NullReferenceException?
...ller:
0:000> k3
Child-SP RetAddr Call Site
00000000`001fec70 000007fe`8d450110 mscorlib_ni!System.RuntimeType.GetConstructorImpl(System.Reflection.BindingFlags, System.Reflection.Binder, System.Reflection.CallingConventions, System.Type[], System.Reflection.ParameterModifier[]...
Can “using” with more than one resource cause a resource leak?
...ing.Font font4,
[2] bool CS$4$0000
)
IL_0000: nop
IL_0001: ldstr "Arial"
IL_0006: ldc.r4 10
IL_000b: newobj instance void [System.Drawing]System.Drawing.Font::.ctor(string, float32)
IL_0010: stloc.0
.try
{
IL_0011: ldstr "Arial"
IL_0016: ldc.r...
Connecting to Azure website via FTP
...oursite - FTP"
publishMethod="FTP"
publishUrl="ftp://waws-prod-blu-001.ftp.azurewebsites.windows.net/site/wwwroot"
ftpPassiveMode="True"
userName="nameofyoursite\$nameofyoursite"
userPWD="sOmeCrYPTicL00kIngStr1nG"
destinationAppUrl="http://nameofyoursite.azurewebsites.net"
...
How do you know a variable type in java?
...ered Sep 25 '16 at 0:35
epicwhat001epicwhat001
3911 bronze badge
...
Performance difference for control structures 'for' and 'foreach' in C#
...ons.Generic.List`1/Enumerator<object> V_1)
IL_0000: ldarg.0
IL_0001: callvirt instance valuetype [mscorlib]System.Collections.Generic.List`1/Enumerator<!0> class [mscorlib]System.Collections.Generic.List`1<object>::GetEnumerator()
IL_0006: stloc.1
.try
{
IL_0007:...
ElasticSearch, Sphinx, Lucene, Solr, Xapian. Which fits for which usage? [closed]
...t;/p> content.",
...
[ and other fields ]
Sphinx query time:
0.001 sec.
Sphinx query time (1k concurrent):
=> 0.346 sec. (average)
=> 0.340 sec. (average of last 10 query)
MySQL query time:
"SELECT * FROM hb_posts WHERE id = 123;"
=> 0.001 sec.
MySQL query time (1k concu...
how to read all files inside particular folder
... attempt to find what people are talking about
– user001
Nov 30 '15 at 11:03
1
@user001 because u...