大约有 40,000 项符合查询结果（耗时：0.0509秒） [XML]
Linq Query keeps throwing “Unable to create a constant value of type System.Object…”, Why?
...tBindingSource.Position =
accountBindingSource.IndexOf(_dataService.Db.Accounts.First(ac => ac.AccountName == name));
accountBindingSource_CurrentChanged(sender, e);
}
buggy code:
private void onTopAccBtnClick(object sender, EventArgs e)
{
accountBin...
How to copy a directory using Ant
...
@s1n This commands only copies all the contents of src_dir to ../new/dir and not the src_dir. How do we copy src_dir (directory) to another location?
– Pipalayan Nayak
Dec 3 '11 at 19:24
...
Multiline TextView in Android?
...
If the text you're putting in the TextView is short, it will not automatically expand to four lines. If you want the TextView to always have four lines regardless of the length of the text in it, set the android:lines attribute:
<TextView
android:id="@+id/address1"
android:gravity="left...
Getting an “ambiguous redirect” error
...
Bash can be pretty obtuse sometimes.
The following commands all return different error messages for basically the same error:
$ echo hello >
bash: syntax error near unexpected token `newline`
$ echo hello > ${NONEXISTENT}
bash: ${NONEXISTENT}: ambiguous redirect
$ echo hello ...
How to split a file into equal parts, without breaking individual lines? [duplicate]
...s wondering if it was possible to split a file into equal parts ( edit: = all equal except for the last), without breaking the line? Using the split command in Unix, lines may be broken in half. Is there a way to, say, split up a file in 5 equal parts, but have it still only consist of whole lines ...
Django: Set foreign key using integer?
...
Yep:
employee = Employee(first_name="Name", last_name="Name")
employee.type_id = 4
employee.save()
ForeignKey fields store their value in an attribute with _id at the end, which you can access directly to avoid visiting the database.
The _id version of...
Padding is invalid and cannot be removed?
...t are the same. The padding method even if not explicitly set should still allow for proper decryption/encryption (if not set they will be the same). However if you for some reason are using a different set of keys for decryption than used for encryption you will get this error:
Padding is inval...
汇编语言超浓缩教程（汇编入门必备） - C/C++ - 清泛网 - 专注C/C++及内核技术
...示原结果，故找一赝品将就着。
Program terminated normally
我们可以用Ｕ命令将十六进制的机器码反汇编（Unassemble）成汇编指令。你将发现每一行右边的汇编指令就是被汇编成相应的机器码，而8086实际上就是以机器码来...
Purge Kafka Topic
...--entity-name <topic name> --add-config retention.ms=1000 This also allows you to check the current retention period, e.g. kafka-configs --zookeeper <zkhost>:2181 --describe --entity-type topics --entity-name <topic name>
– RHE
Jun 2 '16 at ...
Obtain Bundle Identifier programmatically
...n approach to get the value. ARC example is following:
NSString *value = (__bridge_transfer NSString *)CFDictionaryGetValue(CFBundleGetInfoDictionary(CFBundleGetMainBundle()),
(const void *)(@"CFBundleIdentifier"));
...