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How to install the Raspberry Pi cross compiler on my Linux host machine?
...-gcc -v. You should get something like this:
Using built-in specs.
COLLECT_GCC=arm-linux-gnueabihf-gcc
COLLECT_LTO_WRAPPER=/home/tudhalyas/raspberrypi/tools/arm-bcm2708/gcc-linaro-arm-linux-gnueabihf-raspbian/bin/../libexec/gcc/arm-linux-gnueabihf/4.7.2/lto-wrapper
Target: arm-linux-gnueabihf
Confi...
Caching a jquery ajax response in javascript/browser
...
* @type {number}
*/
timeout: 30000,
/**
* @type {{_: number, data: {}}}
**/
data: {},
remove: function (url) {
delete localCache.data[url];
},
exist: function (url) {
return !!localCache.data[url] && ((new Date().getTime() - local...
Get filename and path from URI from mediastore
...ontentResolver().query(contentUri, proj, null, null, null);
int column_index = cursor.getColumnIndexOrThrow(MediaStore.Images.Media.DATA);
cursor.moveToFirst();
return cursor.getString(column_index);
} finally {
if (cursor != null) {
cursor.close();
}
}
}
...
MongoDB and “joins” [duplicate]
...is to do it manually, as you have almost described. Just save a document's _id in another document's other_id, then write your own function to resolve the relationship. The other solution is to use DBRefs as described on the manual page above, which will make MongoDB resolve the relationship client-...
How do you use gcc to generate assembly code in Intel syntax?
.... See LLVM Bug 24232: [X86] Inline assembly operands don't work with .intel_syntax. Also, Clang ignores prefix/noprefix (not sure if it matters if Clang consumes the assembly).
– jww
Sep 26 '15 at 22:34
...
When should I use GET or POST method? What's the difference between them?
...ery string. So a POST request is a superset of a GET request; you can use $_GET in a POST request, and it may even make sense to have parameters with the same name in $_POST and $_GET that mean different things.
For example, let's say you have a form for editing an article. The article-id may be in...
How to extract a git subdirectory and make a submodule out of it?
...-branch --commit-filter 'if [ z$1 = z`git rev-parse $3^{tree}` ]; then skip_commit "$@"; else git commit-tree "$@"; fi'
You need to use the -f force argument run filter-branch again with anything in refs/original/ (which basically a backup)
Of course this will never be perfect, for example if you...
Node.js Logging
...on: false, timestamp: true }),
new winston.transports.File({ filename: __dirname + '/debug.log', json: false })
],
exceptionHandlers: [
new (winston.transports.Console)({ json: false, timestamp: true }),
new winston.transports.File({ filename: __dirname + '/exceptions.log', json: fal...
Handling a colon in an element ID in a CSS selector [duplicate]
JSF is setting the ID of an input field to search_form:expression . I need to specify some styling on that element, but that colon looks like the beginning of a pseudo-element to the browser so it gets marked invalid and ignored. Is there anyway to escape the colon or something?
...
Why Choose Struct Over Class?
...ue3, value4, value5, value6, value7, value8, value9, value10: Int
init(_ val: Int) {
self.value1 = val
self.value2 = val
self.value3 = val
self.value4 = val
self.value5 = val
self.value6 = val
self.value7 = val
self.value8 = val
...