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Find MongoDB records where array field is not empty
...unexpected results. For example: db.doc.find({'nums': { $gt: [] }}).hint({ _id: 1 }).count() returns the right number, while db.doc.find({'nums': { $gt: [] }}).hint({ nums: 1 }).count() returns 0.
– wojcikstefan
Mar 4 '17 at 17:51
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Make sure that the controller has a parameterless public constructor error
... More like LousyErrorMessageException()
– Simon_Weaver
Dec 14 '18 at 0:24
What relevant places did you place the...
PHP Function Comments
...peat How many times something interesting should happen
*
* @throws Some_Exception_Class If something interesting cannot happen
* @author Monkey Coder <mcoder@facebook.com>
* @return Status
*/
Classes:
/**
* Short description for class
*
* Long description for class (if any)...
*...
Convert pem key to ssh-rsa format
...pub -i -mPKCS8
From the ssh-keygen docs (From man ssh-keygen):
-m key_format Specify a key format for the -i (import) or -e (export) conversion options. The supported key formats are: “RFC4716” (RFC 4716/SSH2 public or private key), “PKCS8” (PEM PKCS8 public key) or “PEM” (PEM pub...
UITextView style is being reset after setting text property
I have UITextView *_masterText and after call method setText property font is being reset.
It's happening after I change sdk 7.
_masterText is IBOutlet , global and properties are set in storyboard. It's only me or this is general SDK bug?
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Compiling problems: cannot find crt1.o
...
What helped me is to create a symbolic link:
sudo ln -s /usr/lib/x86_64-linux-gnu /usr/lib64
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Relation between CommonJS, AMD and RequireJS?
...Default from "my-module";
you will get require again.
"use strict";
var _myModule = require("my-module");
var _myModule2 = _interopRequireDefault(_myModule);
function _interopRequireDefault(obj) { return obj && obj.__esModule ? obj : { default: obj }; }
This is because require means the...
What is the fastest integer division supporting division by zero no matter what the result is?
...ion with the ARM compiler:
f PROC
CMP r1,#0
BNE __aeabi_idivmod
MOVEQ r0,#0
BX lr
Philipp's version with GCC:
f:
subs r3, r1, #0
str lr, [sp, #-4]!
moveq r0, r3
ldreq pc, [sp], #4
bl __divs...
How to deal with INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES without uninstall?
... How could one give the debug package a different name? (e.g. {PRODUCT_NAME} Dev)
– sandstrom
Sep 22 '11 at 10:46
6
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How can I programmatically determine if my app is running in the iphone simulator?
...er "Compiling source code conditionally"
The relevant definition is TARGET_OS_SIMULATOR, which is defined in /usr/include/TargetConditionals.h within the iOS framework. On earlier versions of the toolchain, you had to write:
#include "TargetConditionals.h"
but this is no longer necessary on the ...