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IntelliJ beginning of file keyboard shortcut
Is there a keyboard shortcut to move to the beginning of a file? I checked IntelliJ's Keymap for Mac OS X and it doesn't list anything for navigating to the start of a file.
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What are the main performance differences between varchar and nvarchar SQL Server data types?
I'm working on a database for a small web app at my school using SQL Server 2005 .
I see a couple of schools of thought on the issue of varchar vs nvarchar :
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Check whether variable is number or string in JavaScript
...ject.prototype.toString;
_.isString = function (obj) {
return toString.call(obj) == '[object String]';
}
This returns a boolean true for the following:
_.isString("Jonathan"); // true
_.isString(new String("Jonathan")); // true
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How to hide first section header in UITableView (grouped style)
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Actually, a better implementation (less likely to break in the future) is to use CGFLOAT_MIN instead of a hard-coded value. In other words, don't return 1.0f or 0.1f instead, return CGFLOAT_MIN If Apple ever changes the minimum a...
How to determine whether an object has a given property in JavaScript
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Or even better — Object.prototype.hasOwnProperty.call(x, 'y'), so that property named "hasOwnProperty" would not conflict with inspection process ;)
– kangax
Dec 24 '09 at 14:03
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Converting NSString to NSDate (and back again)
...String = @"01-02-2010";
NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
[dateFormatter setDateFormat:@"dd-MM-yyyy"];
NSDate *dateFromString = [dateFormatter dateFromString:dateString];
NSDate convert to NSString:
NSDateFormatter *dateFormatter = [[NSDateFormatter alloc] init];
[d...
Executing injected by innerHTML after AJAX call
There's a div called "Content":
11 Answers
11
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How can I see the entire HTTP request that's being sent by my Python application?
In my case, I'm using the requests library to call PayPal's API over HTTPS. Unfortunately, I'm getting an error from PayPal, and PayPal support cannot figure out what the error is or what's causing it. They want me to "Please provide the entire request, headers included".
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BLE协议—广播和扫描 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...广播方式的报文有4种，分别为可连接的非定向广播（ADV_IND）、可连接的定向广播（ADV_DIRECT_IND）、可扫描非定向广播（ADV_SCAN_IND）、不可连接的非定向广播（ADV_NONCONN_IND）
4种广播的使用场景各不相同
可连接的非定向广播（A...
What is a bus error?
... when your processor cannot even attempt the memory access requested, typically:
using a processor instruction with an address that does not satisfy its alignment requirements.
Segmentation faults occur when accessing memory which does not belong to your process, they are very common and are typ...