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send/post xml file using curl command line
...nformation: use -F key=val -F key=val as many times as you need. Enclosing all post parameters in one large string separated by & does not work.
– hgolov
Jan 20 '14 at 12:24
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CSS: Set a background color which is 50% of the width of the window
...to 50% of the page width. This results in a similar effect, though would really only be used over gradients if you happen to be using an image or two.
html {
height: 100%;
background-color: cyan;
}
body {
height: 100%;
background-image: url('http://i.imgur.com/9HMnxKs.png');
ba...
How to configure git push to automatically set upstream without -u?
I want git push origin to automatically set the upstream reference when I push a locally-created branch for the first time.
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Image resizing client-side with JavaScript before upload to the server
I am looking for a way to resize an image client-side with JavaScript (really resize, not just change width and height).
I know it's possible to do it in Flash but I would like to avoid it if possible.
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Run task only if host does not belong to a group
...ut-other-hosts-with-magic-variables :
group_names is a list (array) of all the groups the current host is in.
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Format LocalDateTime with Timezone in Java8
...ut not a timezone including DST-rules) or ZonedDateTime. You can watch out all supported fields of such a type by look-up on the method isSupported(TemporalField).. The field OffsetSeconds is supported in OffsetDateTime and ZonedDateTime, but not in LocalDateTime.
DateTimeFormatter formatter = Date...
Is it possible to send a variable number of arguments to a JavaScript function?
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Update: Since ES6, you can simply use the spread syntax when calling the function:
func(...arr);
Since ES6 also if you expect to treat your arguments as an array, you can also use the spread syntax in the parameter list, for example:
function func(...args) {
args.forEach(arg =>...
Logical XOR operator in C++?
... to do XOR(a, b) correctly might look as follows
a ? !b : b
This is actually as close as you can get to making a homemade XOR "similar" to || and &&. This will only work, of course, if you implement your XOR as a macro. A function won't do, since the sequencing will not apply to function'...
Objective-C: Reading a file line by line
...a doesn't have a mechanism for exactly what you want to do.
NSInputStream allows you to read chunks of N bytes (very similar to java.io.BufferedReader), but you have to convert it to an NSString on your own, then scan for newlines (or whatever other delimiter) and save any remaining characters for ...
TargetedPatchingOptOut: “Performance critical to inline across NGen image boundaries”?
...le:
String.Equals has [TargetedPatchingOptOut]
You write a program that calls String.Equals
You run NGen on this program for maximum performance
NGen will inline the String.Equals call, replacing the method call instruction with the actual code in the method.
Method calls are (slightly) expensive,...