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C library function to perform sort
...turn -1;
else if (*x > *y) return 1; return 0;
}
4. Comparing records based on a key:
Sometimes you need to sort a more complex stuffs, such as record. Here is the simplest
way to do it using qsort library.
typedef struct {
int key;
double value;
} the_record;
int compare_function(const void...
How do you use “
...nd global variables for statefullness. See for example
library(tcltk)
demo(tkdensity)
which uses <<-. Otherwise I concur with Marek :) -- a Google search can help.
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How do I decode a base64 encoded string?
I am trying to "decode" this following Base64 string:
2 Answers
2
...
Convert hex string to int in Python
...
Without the 0x prefix, you need to specify the base explicitly, otherwise there's no way to tell:
x = int("deadbeef", 16)
With the 0x prefix, Python can distinguish hex and decimal automatically.
>>> print int("0xdeadbeef", 0)
3735928559
>>> print in...
How do I use vimdiff to resolve a git merge conflict?
...ked in your source branch (where you are merging from). The middle buffer (BASE) is the common ancestor of the two (so you can compare how the left and right versions have diverged from each other).
I may be mistaken on the following point. I think the source of the merge conflict is that both file...
Download file from an ASP.NET Web API method using AngularJS
...below now tests for navigator.msSaveBlob separately. Thanks? Microsoft
// Based on an implementation here: web.student.tuwien.ac.at/~e0427417/jsdownload.html
$scope.downloadFile = function(httpPath) {
// Use an arraybuffer
$http.get(httpPath, { responseType: 'arraybuffer' })
.success( f...
数据存储组件 · App Inventor 2 中文网
...加强拓展。
.aix 拓展下载：
com.sunny.FileTools.aix
FileTools demo程序下载：
FileTools.aia
属性
无
事件
无
方法
返回应用程序特定目录的路径。
返回可用...
JavaScript and Threads
...is returned to the generator's caller. It can be thought of as a generator-based version of the return keyword.
A generator allows you to suspend execution of a function and resume it later. A generator can be used to schedule your functions with a technique called trampolining.
Here is the examp...
What is the GAC in .NET?
...t;DIR> GAC_32
06/17/2009 04:22 PM <DIR> GAC_64
06/17/2009 04:22 PM <DIR> GAC_MSIL
...snip...
0 File(s) 0 bytes
9 Dir(s) 90,538,311,680 bytes free
C:\Windows\assembly>cd GAC_64
C:\Windows\assembly\GAC_...
Two-way encryption: I need to store passwords that can be retrieved
...json).
After you have successfully encrypted using mcrypt, run it through base64_encode and then convert it to hex code. Once in hex code it's easy to transfer in a variety of ways.
$td = mcrypt_module_open('tripledes', '', 'ecb', '');
$iv = mcrypt_create_iv (mcrypt_enc_get_iv_size($td), MCRYPT_RA...