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How to avoid java.util.ConcurrentModificationException when iterating through and removing elements
...
– RoflcoptrException
Nov 12 '11 at 13:32
2
This solution also leads to java.util.ConcurrentModifica...
What happens to an open file handle on Linux if the pointed file gets moved or deleted
...-1 is returned, and errno is set
* appropriately.
*/
int check_fd_fine(int fd) {
struct stat _stat;
int ret = -1;
if(!fcntl(fd, F_GETFL)) {
if(!fstat(fd, &_stat)) {
if(_stat.st_nlink >= 1)
ret = 0;
else
p...
各编程语言读写文件汇总 - C/C++ - 清泛网 - 专注C/C++及内核技术
各编程语言读写文件汇总all_programming_language_file_read_write_summary读写文件本来是非常基础的代码，但工作学习中难免会有遗忘，有时又难以翻看自己写过的代码，网上搜索更是五花八门让人头大，鉴于此，清泛网 读写文件本来是...
What are the Dangers of Method Swizzling in Objective-C?
...e:(NSRect)frame;
@end
@implementation NSView (MyViewAdditions)
- (void)my_setFrame:(NSRect)frame {
// do custom work
[self my_setFrame:frame];
}
+ (void)load {
[self swizzle:@selector(setFrame:) with:@selector(my_setFrame:)];
}
@end
This works just fine, but what would happen if my...
sudo echo “something” >> /etc/privilegedFile doesn't work
This is a pretty simple question, at least it seems like it should be, about sudo permissions in Linux.
15 Answers
...
What are the nuances of scope prototypal / prototypical inheritance in AngularJS?
...parentProp> and scope: { localProp: '@theParentProp' }.
Isolate scope's __proto__ references Object.
Isolate scope's $parent references the parent scope, so although it is isolated and doesn't inherit prototypically from the parent scope, it is still a child scope.
For the picture below we have
...
How to find all occurrences of a substring?
Python has string.find() and string.rfind() to get the index of a substring in a string.
20 Answers
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Installed Java 7 on Mac OS X but Terminal is still using version 6
...ere isn't really a need for it anymore. Instead you have to use export JAVA_HOME=`/usr/libexec/java_home -v 1.7` to switch to the latest Java 7 JDK from Oracle.
– Uwe Günther
Mar 9 '13 at 2:54
...
Extracting .jar file with command line
...or you, on my Windows partition it's:
C:\Program Files (x86)\Java\jdk[some_version_here]\bin
Unless the location of jar is in your path environment variable, you'll have to specify the full path/run the program from inside the folder.
EDIT: Here's another article, specifically focussed on extrac...
How to add Google Analytics Tracking ID to GitHub Pages
...ng Info > Tracking Code.
Create a new file called analytics.html in the _includes folder found in your Jekyll website’s directory.
Add Google Analytics Tracking ID code to analytics.html.
Finally, open _layouts/head.html, and add {% include analytics.html %} just before the end </head> ta...