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Hidden Features of Xcode
...e.
The number of times a build has failed because I forgot to change this string is ridiculous.
Quickly jump to a Group in the Groups and Files pane
Control ⌃ Option ⌥ Shift ⇧ + <First letter of a Group name>
If you hold down the three keys above, you can quickly jump to...
Enabling error display in PHP via htaccess only
...rror_reporting 999999999
php_value error_reporting -1
# Disable max error string length
php_value log_errors_max_len 0
# Protect error log by preventing public access
<Files PHP_errors.log>
Order allow,deny
Deny from all
Satisfy All
</Files>
...
How to take a screenshot programmatically on iOS
...iOS7 or above
- (UIImage *) screenshot {
CGSize size = CGSizeMake(your_width, your_height);
UIGraphicsBeginImageContextWithOptions(size, NO, [UIScreen mainScreen].scale);
CGRect rec = CGRectMake(0, 0, your_width, your_height);
[_viewController.view drawViewHierarchyInRect:rec afte...
Is there a good JavaScript minifier? [closed]
...is pretty easy and can be done by defined groups of files or an easy query string. Minified files are also cached to reduce the server load and you can add expire headers through minify.
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社会化海量数据采集爬虫框架搭建 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...ache.commons.httpclient.methods.GetMethod;
import org.apache.commons.lang.StringUtils;
public class HttpCrawler {
public static void main(String[] args) {
String content = null ;
try {
HttpClient httpClient = new HttpClient();
...
Find lines from a file which are not present in another file [duplicate]
...e2 would output:
Bill
Bill
In my case, I wanted to know only that every string in file2 existed in file1, regardless of how many times that line occurred in each file.
Solution 1: use the -u (unique) flag to sort:
comm -13 <(sort -u file1) <(sort -u file2)
Solution 2: (the first "working...
What exactly are unmanaged resources?
...an I relate an object as managed/un-managed just by the type, for example, string is managed, DataSet is un-managed (which is why it has a Dispose() method), Database connections are un-managed (because they have dispose), etc. So is the assumption, if it has a "Dispose()" method, then it's un-manag...
Disable/enable an input with jQuery?
...nt you need to remove "disabled" attribute from this element or empty it's string. For e.g:
//To enable
$('.someElement').removeAttr('disabled');
// OR you can set attr to ""
$('.someElement').attr('disabled', '');
refer :http://garmoncheg.blogspot.fr/2011/07/how-to-disableenable-element-with....
Check if object exists in JavaScript
...typeof will return something other than undefined. typeof always returns a string.
Therefore
if (typeof maybeObject != "undefined") {
alert("GOT THERE");
}
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Can I recover a branch after its deletion in Git?
... but the time worth it. If there is a way to also search on commit message string, would be much better.
– Monir Khan
Feb 28 at 14:53
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