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How to check if Receiver is registered in Android?
... method in receiver to register and set flag
this won't work If you restart the device or if your app got killed by
OS. – amin 6 hours ago
@amin - see lifetime of in code (not system registered by manifest entry) registered receiver :)
...
How to recursively find and list the latest modified files in a directory with subdirectories and ti
...d: -f2- | head
Execute it with the path to the directory where it should start scanning recursively (it supports filenames with spaces).
If there are lots of files it may take a while before it returns anything. Performance can be improved if we use xargs instead:
#!/bin/bash
find $1 -type f -pr...
Node.js create folder or use existing
...
warning: it doesn't work if your path starts with a /
– acemtp
Mar 1 '16 at 18:08
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show 1 more comment...
Meaning of -
...t is 127 (both of these are hidden control characters).
However, once you start needing more characters than the basic ASCII provides (for example, letters with accents, currency symbols, graphic symbols, etc.), ASCII is not suitable and you need something more extensive. You need more characters (...
How to remove local (untracked) files from the current Git working tree
...ing tree by recursively removing files that are not under version control, starting from the current directory.
Normally, only files unknown to Git are removed, but if the -x option is specified, ignored files are also removed. This can, for example, be useful to remove all build products.
...
What is the difference between client-side and server-side programming?
...d anywhere.
All PHP code is executed on the server before the client even starts executing any of the JavaScript. There's no PHP code left in the response that JavaScript could interact with.
To call some PHP code, the client will have to send a new HTTP request to the server. This can happen usin...
c# datatable insert column at position 0
...eNo").SetOrdinal(3);
//3 is the position number and positions start from 0.`enter code here`
//Now the table structure will be:
// ID FirstName LastName LastName PhoneNo Address City
...
Is it safe to delete a NULL pointer?
...ete[] operations at the end are safe because of the initializations at the start. If something jumped to the end after x1 was allocated and before y1 was allocated and there was no initialization of y1, then there'd be undefined behaviour — and while the code could test for nullness (of x1 and y1...
What is the reason behind “non-static method cannot be referenced from a static context”? [duplicate
... than the norm. Especially early on anyways if you want to learn OOP. (Why start with an exception to the rule?) That's very counter-pedagogical of Java, that the "first" thing you should learn is the public static void main thing. (Few real Java applications have their own main methods anyways.)
...
Vsphere 6 集群上 安装 oracle rac 遇到的共享磁盘故障 - 数据库(内核) - ...
...NAME="asm-diskc", OWNER="grid", GROUP="asmadmin", MODE="0660"
~
/sbin/start_udev
Udev 绑定的磁盘出来了。 重启虚拟机。 Oracle 也起来了
到目前稳定运行了30多个小时。
4号下午的时候，负责和联系联想的同事转啊转啊，终于...